{"id":2111,"date":"2015-11-12T18:30:41","date_gmt":"2015-11-12T18:30:41","guid":{"rendered":"https:\/\/courses.candelalearning.com\/collegealgebra1xmaster\/?post_type=chapter&#038;p=2111"},"modified":"2015-11-12T18:30:41","modified_gmt":"2015-11-12T18:30:41","slug":"key-concepts-glossary-15","status":"publish","type":"chapter","link":"https:\/\/courses.lumenlearning.com\/ivytech-collegealgebra\/chapter\/key-concepts-glossary-15\/","title":{"raw":"Key Concepts &amp; Glossary","rendered":"Key Concepts &amp; Glossary"},"content":{"raw":"<h2>Key Equations<\/h2>\n<table><tbody><tr><td>Binomial Theorem<\/td>\n<td>[latex]{\\left(x+y\\right)}^{n}=\\sum _{k - 0}^{n}\\left(\\begin{array}{c}n\\\\ k\\end{array}\\right){x}^{n-k}{y}^{k}[\/latex]<\/td>\n<\/tr><tr><td>[latex]\\left(r+1\\right)th[\/latex] term of a binomial expansion<\/td>\n<td>[latex]\\left(\\begin{array}{c}n\\\\ r\\end{array}\\right){x}^{n-r}{y}^{r}[\/latex]<\/td>\n<\/tr><\/tbody><\/table><h2>Key Concepts<\/h2>\n<ul><li>[latex]\\left(\\begin{array}{c}n\\\\ r\\end{array}\\right)[\/latex] is called a binomial coefficient and is equal to [latex]C\\left(n,r\\right)[\/latex].<\/li>\n\t<li>The Binomial Theorem allows us to expand binomials without multiplying.<\/li>\n\t<li>We can find a given term of a binomial expansion without fully expanding the binomial.<\/li>\n<\/ul><div>\n<h2>Glossary<\/h2>\n<dl id=\"fs-id1165137673583\" class=\"definition\"><dt>binomial coefficient<\/dt><dd id=\"fs-id1165137673588\">the number of ways to choose<em data-effect=\"italics\"> r<\/em> objects from <em data-effect=\"italics\">n<\/em> objects where order does not matter; equivalent to [latex]C\\left(n,r\\right)[\/latex], denoted [latex]\\left(\\begin{array}{c}n\\\\ r\\end{array}\\right)[\/latex]<\/dd><\/dl><dl id=\"fs-id1165137812031\" class=\"definition\"><dt>binomial expansion<\/dt><dd id=\"fs-id1165137812163\">the result of expanding [latex]{\\left(x+y\\right)}^{n}[\/latex] by multiplying<\/dd><\/dl><dl id=\"fs-id1165135161212\" class=\"definition\"><dt>Binomial Theorem<\/dt><dd id=\"fs-id1165135161217\">a formula that can be used to expand any binomial<\/dd><\/dl><\/div>\n\u00a0","rendered":"<h2>Key Equations<\/h2>\n<table>\n<tbody>\n<tr>\n<td>Binomial Theorem<\/td>\n<td>[latex]{\\left(x+y\\right)}^{n}=\\sum _{k - 0}^{n}\\left(\\begin{array}{c}n\\\\ k\\end{array}\\right){x}^{n-k}{y}^{k}[\/latex]<\/td>\n<\/tr>\n<tr>\n<td>[latex]\\left(r+1\\right)th[\/latex] term of a binomial expansion<\/td>\n<td>[latex]\\left(\\begin{array}{c}n\\\\ r\\end{array}\\right){x}^{n-r}{y}^{r}[\/latex]<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>Key Concepts<\/h2>\n<ul>\n<li>[latex]\\left(\\begin{array}{c}n\\\\ r\\end{array}\\right)[\/latex] is called a binomial coefficient and is equal to [latex]C\\left(n,r\\right)[\/latex].<\/li>\n<li>The Binomial Theorem allows us to expand binomials without multiplying.<\/li>\n<li>We can find a given term of a binomial expansion without fully expanding the binomial.<\/li>\n<\/ul>\n<div>\n<h2>Glossary<\/h2>\n<dl id=\"fs-id1165137673583\" class=\"definition\">\n<dt>binomial coefficient<\/dt>\n<dd id=\"fs-id1165137673588\">the number of ways to choose<em data-effect=\"italics\"> r<\/em> objects from <em data-effect=\"italics\">n<\/em> objects where order does not matter; equivalent to [latex]C\\left(n,r\\right)[\/latex], denoted [latex]\\left(\\begin{array}{c}n\\\\ r\\end{array}\\right)[\/latex]<\/dd>\n<\/dl>\n<dl id=\"fs-id1165137812031\" class=\"definition\">\n<dt>binomial expansion<\/dt>\n<dd id=\"fs-id1165137812163\">the result of expanding [latex]{\\left(x+y\\right)}^{n}[\/latex] by multiplying<\/dd>\n<\/dl>\n<dl id=\"fs-id1165135161212\" class=\"definition\">\n<dt>Binomial Theorem<\/dt>\n<dd id=\"fs-id1165135161217\">a formula that can be used to expand any binomial<\/dd>\n<\/dl>\n<\/div>\n<p>\u00a0<\/p>\n\n\t\t\t <section class=\"citations-section\" role=\"contentinfo\">\n\t\t\t <h3>Candela Citations<\/h3>\n\t\t\t\t\t <div>\n\t\t\t\t\t\t <div id=\"citation-list-2111\">\n\t\t\t\t\t\t\t <div class=\"licensing\"><div class=\"license-attribution-dropdown-subheading\">CC licensed content, Specific attribution<\/div><ul class=\"citation-list\"><li>Precalculus. <strong>Authored by<\/strong>: OpenStax College. <strong>Provided by<\/strong>: OpenStax. <strong>Located at<\/strong>: <a target=\"_blank\" href=\"http:\/\/cnx.org\/contents\/fd53eae1-fa23-47c7-bb1b-972349835c3c@5.175:1\/Preface\">http:\/\/cnx.org\/contents\/fd53eae1-fa23-47c7-bb1b-972349835c3c@5.175:1\/Preface<\/a>. <strong>License<\/strong>: <em><a target=\"_blank\" rel=\"license\" href=\"https:\/\/creativecommons.org\/licenses\/by\/4.0\/\">CC BY: Attribution<\/a><\/em><\/li><\/ul><\/div>\n\t\t\t\t\t\t <\/div>\n\t\t\t\t\t <\/div>\n\t\t\t <\/section>","protected":false},"author":276,"menu_order":5,"template":"","meta":{"_candela_citation":"[{\"type\":\"cc-attribution\",\"description\":\"Precalculus\",\"author\":\"OpenStax College\",\"organization\":\"OpenStax\",\"url\":\"http:\/\/cnx.org\/contents\/fd53eae1-fa23-47c7-bb1b-972349835c3c@5.175:1\/Preface\",\"project\":\"\",\"license\":\"cc-by\",\"license_terms\":\"\"}]","CANDELA_OUTCOMES_GUID":"","pb_show_title":"on","pb_short_title":"","pb_subtitle":"","pb_authors":[],"pb_section_license":""},"chapter-type":[],"contributor":[],"license":[],"class_list":["post-2111","chapter","type-chapter","status-publish","hentry"],"part":2103,"_links":{"self":[{"href":"https:\/\/courses.lumenlearning.com\/ivytech-collegealgebra\/wp-json\/pressbooks\/v2\/chapters\/2111","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/courses.lumenlearning.com\/ivytech-collegealgebra\/wp-json\/pressbooks\/v2\/chapters"}],"about":[{"href":"https:\/\/courses.lumenlearning.com\/ivytech-collegealgebra\/wp-json\/wp\/v2\/types\/chapter"}],"author":[{"embeddable":true,"href":"https:\/\/courses.lumenlearning.com\/ivytech-collegealgebra\/wp-json\/wp\/v2\/users\/276"}],"version-history":[{"count":1,"href":"https:\/\/courses.lumenlearning.com\/ivytech-collegealgebra\/wp-json\/pressbooks\/v2\/chapters\/2111\/revisions"}],"predecessor-version":[{"id":2140,"href":"https:\/\/courses.lumenlearning.com\/ivytech-collegealgebra\/wp-json\/pressbooks\/v2\/chapters\/2111\/revisions\/2140"}],"part":[{"href":"https:\/\/courses.lumenlearning.com\/ivytech-collegealgebra\/wp-json\/pressbooks\/v2\/parts\/2103"}],"metadata":[{"href":"https:\/\/courses.lumenlearning.com\/ivytech-collegealgebra\/wp-json\/pressbooks\/v2\/chapters\/2111\/metadata\/"}],"wp:attachment":[{"href":"https:\/\/courses.lumenlearning.com\/ivytech-collegealgebra\/wp-json\/wp\/v2\/media?parent=2111"}],"wp:term":[{"taxonomy":"chapter-type","embeddable":true,"href":"https:\/\/courses.lumenlearning.com\/ivytech-collegealgebra\/wp-json\/pressbooks\/v2\/chapter-type?post=2111"},{"taxonomy":"contributor","embeddable":true,"href":"https:\/\/courses.lumenlearning.com\/ivytech-collegealgebra\/wp-json\/wp\/v2\/contributor?post=2111"},{"taxonomy":"license","embeddable":true,"href":"https:\/\/courses.lumenlearning.com\/ivytech-collegealgebra\/wp-json\/wp\/v2\/license?post=2111"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}