{"id":10894,"date":"2024-12-05T08:43:44","date_gmt":"2024-12-05T08:43:44","guid":{"rendered":"https:\/\/assignment.essayshark.com\/blog\/?p=10894"},"modified":"2024-04-23T07:49:03","modified_gmt":"2024-04-23T07:49:03","slug":"secant-method-example-solution-for-equation","status":"publish","type":"post","link":"https:\/\/assignmentshark.com\/blog\/secant-method-example-solution-for-equation\/","title":{"rendered":"Secant Method Example: Solution for Equation"},"content":{"rendered":"<p>Find the solution of the following equation using the secant method:<\/p>\n<p><a href=\"https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/1.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-10898 size-full\" src=\"https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/1.png\" alt=\"secant method\" width=\"457\" height=\"94\" srcset=\"https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/1.png 457w, https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/1-300x62.png 300w\" sizes=\"auto, (max-width: 457px) 100vw, 457px\" \/><\/a><\/p>\n<p>&nbsp;<\/p>\n<p><!--more--><\/p>\n<p>Write a Python 3 code for this method.<\/p>\n<p><strong>Solution<\/strong><\/p>\n<p>Hand solution<\/p>\n<p>Let\u2019s choose the initial values of <em>x<\/em>:<\/p>\n<p><a href=\"https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/2.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-10902 size-full\" src=\"https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/2.png\" alt=\"secant method example\" width=\"235\" height=\"173\" \/><\/a><\/p>\n<p>Plugging the above values into the equation, we get:<\/p>\n<p><a href=\"https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/3.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-10904 size-full\" src=\"https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/3.png\" alt=\"secant method sample\" width=\"832\" height=\"194\" srcset=\"https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/3.png 832w, https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/3-300x70.png 300w, https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/3-768x179.png 768w\" sizes=\"auto, (max-width: 832px) 100vw, 832px\" \/><\/a><\/p>\n<p>The formula for finding the next <em>x<\/em> values is:<\/p>\n<p><a href=\"https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/4.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-10906 size-full\" src=\"https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/4.png\" alt=\"secant method formula\" width=\"377\" height=\"150\" srcset=\"https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/4.png 377w, https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/4-300x119.png 300w\" sizes=\"auto, (max-width: 377px) 100vw, 377px\" \/><\/a><\/p>\n<p>Now, we can find the<\/p>\n<p><em><\/p>\n<p class=\"ql-center-displayed-equation\" style=\"line-height: 12px;\"><span class=\"ql-right-eqno\"> &nbsp; <\/span><span class=\"ql-left-eqno\"> &nbsp; <\/span><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/assignmentshark.com\/blog\/wp-content\/ql-cache\/quicklatex.com-2b85720957f7aa400f41aaff25d7320c_l3.png\" height=\"12\" width=\"18\" class=\"ql-img-displayed-equation quicklatex-auto-format\" alt=\"&#92;&#91;&#120;&#95;&#123;&#50;&#125;&#92;&#93;\" title=\"Rendered by QuickLaTeX.com\"\/><\/p>\n<p><\/em><\/p>\n<p>value:<\/p>\n<p><a href=\"https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/5.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-10912 size-full\" src=\"https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/5.png\" alt=\"secant method formula example\" width=\"739\" height=\"156\" srcset=\"https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/5.png 739w, https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/5-300x63.png 300w\" sizes=\"auto, (max-width: 739px) 100vw, 739px\" \/><\/a><\/p>\n<p>Changing <em>x<\/em> for the<\/p>\n<p><em><\/p>\n<p class=\"ql-center-displayed-equation\" style=\"line-height: 12px;\"><span class=\"ql-right-eqno\"> &nbsp; <\/span><span class=\"ql-left-eqno\"> &nbsp; <\/span><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/assignmentshark.com\/blog\/wp-content\/ql-cache\/quicklatex.com-2b85720957f7aa400f41aaff25d7320c_l3.png\" height=\"12\" width=\"18\" class=\"ql-img-displayed-equation quicklatex-auto-format\" alt=\"&#92;&#91;&#120;&#95;&#123;&#50;&#125;&#92;&#93;\" title=\"Rendered by QuickLaTeX.com\"\/><\/p>\n<p><\/em><\/p>\n<p>value:<\/p>\n<p><a href=\"https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/6.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-10910 size-full\" src=\"https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/6.png\" alt=\"secant method formula sample\" width=\"966\" height=\"118\" srcset=\"https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/6.png 966w, https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/6-300x37.png 300w, https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/6-768x94.png 768w\" sizes=\"auto, (max-width: 966px) 100vw, 966px\" \/><\/a><\/p>\n<p>Repeating the above steps, we will find the next <em>x<\/em> values:<\/p>\n<p><a href=\"https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/7.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-10914 size-full\" src=\"https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/7.png\" alt=\"secant method formula assignment\" width=\"1002\" height=\"461\" srcset=\"https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/7.png 1002w, https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/7-300x138.png 300w, https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/7-768x353.png 768w\" sizes=\"auto, (max-width: 1002px) 100vw, 1002px\" \/><\/a><\/p>\n<p><a href=\"https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/8.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-10916 size-full\" src=\"https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/8.png\" alt=\"secant method python\" width=\"1018\" height=\"690\" srcset=\"https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/8.png 1018w, https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/8-300x203.png 300w, https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/8-768x521.png 768w\" sizes=\"auto, (max-width: 1018px) 100vw, 1018px\" \/><\/a><\/p>\n<p><a href=\"https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/9.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-10918 size-full\" src=\"https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/9.png\" alt=\"secant method python example\" width=\"982\" height=\"453\" srcset=\"https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/9.png 982w, https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/9-300x138.png 300w, https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/9-768x354.png 768w\" sizes=\"auto, (max-width: 982px) 100vw, 982px\" \/><\/a><\/p>\n<p><a href=\"https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/Screenshot-11.png\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-10920 size-full alignleft\" src=\"https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/Screenshot-11.png\" alt=\"\" width=\"237\" height=\"53\" \/><\/a><\/p>\n<p>&nbsp;<\/p>\n<p>is the root of the equation.<\/p>\n<p><strong>Python 3 Code<\/strong><\/p>\n<p>Let\u2019s define a function for our equation first:<\/p>\n<p><a href=\"https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/10.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-10922 size-large\" src=\"https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/10-1024x121.png\" alt=\"secant method example\" width=\"604\" height=\"71\" srcset=\"https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/10-1024x121.png 1024w, https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/10-300x35.png 300w, https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/10-768x91.png 768w, https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/10.png 1065w\" sizes=\"auto, (max-width: 604px) 100vw, 604px\" \/><\/a><br \/>\nKnowing the formula for finding the next values of <em>x<\/em>, we can write a function for it too:<\/p>\n<p><a href=\"https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/11.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-10924 size-large\" src=\"https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/11-1024x88.png\" alt=\"\" width=\"604\" height=\"52\" srcset=\"https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/11-1024x88.png 1024w, https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/11-300x26.png 300w, https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/11-768x66.png 768w, https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/11.png 1424w\" sizes=\"auto, (max-width: 604px) 100vw, 604px\" \/><\/a><\/p>\n<p>Now, it\u2019s time to write our main function for finding the root of the equation. As we should choose two initial values for x, our function should accept two initial parameters:<\/p>\n<p><a href=\"https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/12.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-10926 size-full\" src=\"https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/12.png\" alt=\"\" width=\"989\" height=\"42\" srcset=\"https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/12.png 989w, https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/12-300x13.png 300w, https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/12-768x33.png 768w\" sizes=\"auto, (max-width: 989px) 100vw, 989px\" \/><\/a><br \/>\nNow, let\u2019s find the corresponding <em>y<\/em> values:<\/p>\n<p><a href=\"https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/13.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-10928 size-full\" src=\"https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/13.png\" alt=\"\" width=\"1040\" height=\"123\" srcset=\"https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/13.png 1040w, https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/13-300x35.png 300w, https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/13-768x91.png 768w, https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/13-1024x121.png 1024w\" sizes=\"auto, (max-width: 1040px) 100vw, 1040px\" \/><\/a><br \/>\nTo simplify things, we will use <em>current<\/em> and <em>previous<\/em> values (<em>xc, yc, xp, yp<\/em>):<\/p>\n<p><a href=\"https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/14.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-10930 size-full\" src=\"https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/14.png\" alt=\"\" width=\"1082\" height=\"208\" srcset=\"https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/14.png 1082w, https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/14-300x58.png 300w, https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/14-768x148.png 768w, https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/14-1024x197.png 1024w\" sizes=\"auto, (max-width: 1082px) 100vw, 1082px\" \/><\/a><br \/>\nAnd let\u2019s repeat the above steps in a<em> while<\/em> loop. In order to prevent an infinite loop, we need to add an exit condition. In our case we will check if the absolute value of y is larger than the<strong> 0.001<\/strong> threshold:<\/p>\n<p><a href=\"https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/15.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-10932 size-full\" src=\"https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/15.png\" alt=\"\" width=\"1234\" height=\"456\" srcset=\"https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/15.png 1234w, https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/15-300x111.png 300w, https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/15-768x284.png 768w, https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/15-1024x378.png 1024w\" sizes=\"auto, (max-width: 1234px) 100vw, 1234px\" \/><\/a><\/p>\n<p>At last, the found <em>x<\/em> value is returned:<\/p>\n<p><a href=\"https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/16.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-10934 size-full\" src=\"https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/16.png\" alt=\"\" width=\"1170\" height=\"41\" srcset=\"https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/16.png 1170w, https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/16-300x11.png 300w, https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/16-768x27.png 768w, https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/16-1024x36.png 1024w\" sizes=\"auto, (max-width: 1170px) 100vw, 1170px\" \/><\/a><\/p>\n<p>The entire code:<\/p>\n<p><a href=\"https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/17.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-10936 size-full\" src=\"https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/17.png\" alt=\"secant method example\" width=\"1449\" height=\"625\" srcset=\"https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/17.png 1449w, https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/17-300x129.png 300w, https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/17-768x331.png 768w, https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/17-1024x442.png 1024w\" sizes=\"auto, (max-width: 1449px) 100vw, 1449px\" \/><\/a><\/p>\n<p><a href=\"https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/18.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-10938 size-full\" src=\"https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/18.png\" alt=\"secant method example\" width=\"921\" height=\"262\" srcset=\"https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/18.png 921w, https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/18-300x85.png 300w, https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/18-768x218.png 768w\" sizes=\"auto, (max-width: 921px) 100vw, 921px\" \/><\/a><\/p>\n<p><a href=\"https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/19.png\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-10940 size-full\" src=\"https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/19.png\" alt=\"secant method example\" width=\"809\" height=\"616\" srcset=\"https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/19.png 809w, https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/19-300x228.png 300w, https:\/\/assignmentshark.com\/blog\/wp-content\/uploads\/2019\/08\/19-768x585.png 768w\" sizes=\"auto, (max-width: 809px) 100vw, 809px\" \/><\/a><\/p>\n<blockquote><p><em>Secant method is one of the root-finding algorithms. You can solve equations using this method by hand and with the help of Python code. Here, you can find both secant method examples provided by one of our experts.<\/em><\/p>\n<p><em>Numerical analysis is a complex discipline that requires much time and energy. If you\u2019re too busy with other assignments, we offer you a simple solution. Apply to our experts and they\u2019ll <a href=\"https:\/\/assignmentshark.com\/\" target=\"_blank\" rel=\"noopener\">help with assignments<\/a>. We deal with many disciplines: engineering, architecture, mathematics, IT, and more. Our experts have vast experience in different academic fields. Each of them has to pass specific tests before joining our team.<\/em><\/p>\n<p><em>AssignmentShark guarantees on-time delivery, affordable prices, and 24\/7 customer support. We\u2019ll help you with the secant method in Python or any other technical assignment. Place your order and take advantage of all the benefits of our service!<\/em><\/p><\/blockquote>\n","protected":false},"excerpt":{"rendered":"<p>Find the solution of the following equation using the secant method: &nbsp;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[53,35],"tags":[],"class_list":["post-10894","post","type-post","status-publish","format-standard","hentry","category-it","category-samples"],"_links":{"self":[{"href":"https:\/\/assignmentshark.com\/blog\/wp-json\/wp\/v2\/posts\/10894","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/assignmentshark.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/assignmentshark.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/assignmentshark.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/assignmentshark.com\/blog\/wp-json\/wp\/v2\/comments?post=10894"}],"version-history":[{"count":10,"href":"https:\/\/assignmentshark.com\/blog\/wp-json\/wp\/v2\/posts\/10894\/revisions"}],"predecessor-version":[{"id":12769,"href":"https:\/\/assignmentshark.com\/blog\/wp-json\/wp\/v2\/posts\/10894\/revisions\/12769"}],"wp:attachment":[{"href":"https:\/\/assignmentshark.com\/blog\/wp-json\/wp\/v2\/media?parent=10894"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/assignmentshark.com\/blog\/wp-json\/wp\/v2\/categories?post=10894"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/assignmentshark.com\/blog\/wp-json\/wp\/v2\/tags?post=10894"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}