{"id":21569,"date":"2017-05-20T15:57:56","date_gmt":"2017-05-20T15:57:56","guid":{"rendered":"http:\/\/www.oracletutoring.ca\/blog\/?p=21569"},"modified":"2017-05-20T15:57:56","modified_gmt":"2017-05-20T15:57:56","slug":"calculator-usage-converting-from-rectangular-to-polar-coordinates-using-the-casio-fx-991es-plus-c","status":"publish","type":"post","link":"https:\/\/www.oracletutoring.ca\/blog\/calculator-usage-converting-from-rectangular-to-polar-coordinates-using-the-casio-fx-991es-plus-c\/","title":{"rendered":"Calculator usage:  converting from rectangular to polar coordinates using the Casio fx-991ES PLUS C"},"content":{"rendered":"<h1>Tutoring math, you encounter the differences between calculators even from the same manufacturer.  Now, the tutor shows how to convert from rectangular to polar coordinates using the Casio fx-991ES PLUS C.<\/h1>\n<p>In my <a href=\"?p=21548\">post from May 18<\/a> I show how to convert from rectangular to polar coordinates using the Casio fx-260solar.  Here&#8217;s how to do the same with the Casio fx-991ES PLUS C:<\/p>\n<p><strong>Example: Convert (-80,-56) to polar coordinates using the Casio fx-991ES PLUS C.<\/strong><\/p>\n<p>Solution:<\/p>\n<p>Key in SHIFT + -80 SHIFT ) -56 ) =<\/p>\n<p>Across the bottom, the length (r) will show first; arrow over to see \u03b8.<\/p>\n<p>HTH:)<\/p>\n<p>Source:<\/p>\n<p><i>Casio fx-991ES PLUS C User&#8217;s Guide<\/i>.<\/p>\n<p>Jack of <a href=\"https:\/\/www.oracletutoring.ca\">Oracle Tutoring by Jack and Diane,<\/a> Campbell River, BC.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tutoring math, you encounter the differences between calculators even from the same manufacturer. Now, the tutor shows how to convert from rectangular to polar coordinates using the Casio fx-991ES PLUS C. In my post from May 18 I show how &hellip;<\/p>\n<p class=\"read-more\"> <a class=\"more-link\" href=\"https:\/\/www.oracletutoring.ca\/blog\/calculator-usage-converting-from-rectangular-to-polar-coordinates-using-the-casio-fx-991es-plus-c\/\"> <span class=\"screen-reader-text\">Calculator usage:  converting from rectangular to polar coordinates using the Casio fx-991ES PLUS C<\/span> Read More &raquo;<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[90,234,3],"tags":[2327],"class_list":["post-21569","post","type-post","status-publish","format-standard","hentry","category-calculator-usage","category-calculus","category-math","tag-how-to-convert-from-rectangular-to-polar-coordinates-casio-fx-991es-plus-c"],"_links":{"self":[{"href":"https:\/\/www.oracletutoring.ca\/blog\/wp-json\/wp\/v2\/posts\/21569","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.oracletutoring.ca\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.oracletutoring.ca\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.oracletutoring.ca\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.oracletutoring.ca\/blog\/wp-json\/wp\/v2\/comments?post=21569"}],"version-history":[{"count":7,"href":"https:\/\/www.oracletutoring.ca\/blog\/wp-json\/wp\/v2\/posts\/21569\/revisions"}],"predecessor-version":[{"id":21576,"href":"https:\/\/www.oracletutoring.ca\/blog\/wp-json\/wp\/v2\/posts\/21569\/revisions\/21576"}],"wp:attachment":[{"href":"https:\/\/www.oracletutoring.ca\/blog\/wp-json\/wp\/v2\/media?parent=21569"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.oracletutoring.ca\/blog\/wp-json\/wp\/v2\/categories?post=21569"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.oracletutoring.ca\/blog\/wp-json\/wp\/v2\/tags?post=21569"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}