{"id":1690,"date":"2013-04-17T17:16:21","date_gmt":"2013-04-17T17:16:21","guid":{"rendered":"http:\/\/www.oracletutoring.ca\/blog\/?p=1690"},"modified":"2013-04-17T17:18:28","modified_gmt":"2013-04-17T17:18:28","slug":"math-how-to-read-logs","status":"publish","type":"post","link":"https:\/\/www.oracletutoring.ca\/blog\/math-how-to-read-logs\/","title":{"rendered":"Math:  How to read logs"},"content":{"rendered":"<h1>Logarithms &#8211; logs, for short &#8211; are a perennial for the math tutor.<\/h1>\n<p>What is a log? \u00a0You see the button on your calculator, but only in high school (if ever) do you likely find out what it means.<\/p>\n<p>First, we need some review:<\/p>\n<p><img decoding=\"async\" alt=\"\" src=\"..\/exp0.png\" \/><\/p>\n<p>Now, we show a simple log equation:<\/p>\n<p><img decoding=\"async\" alt=\"\" src=\"..\/log0.png\" \/><\/p>\n<p>This log equation is read as follows:<\/p>\n<p><em>The exponent you would put on 2 to make 8 is 3.<\/em><\/p>\n<p>Of course, it&#8217;s true:<br \/>\n<img decoding=\"async\" alt=\"\" src=\"..\/exp1.png\" \/><\/p>\n<p>When you see a log with no base written, the base is 10.<br \/>\n<img decoding=\"async\" alt=\"\" src=\"..\/logexp0.png\" \/><\/p>\n<p>There is a great deal more to say about logs &#8211; which we will, in future posts.<\/p>\n<p>Enjoy the sun:)<\/p>\n<p>Jack of <a href=\"..\/\">Oracle Tutoring by Jack and Diane,<\/a> Campbell River, BC.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Logarithms &#8211; logs, for short &#8211; are a perennial for the math tutor. What is a log? \u00a0You see the button on your calculator, but only in high school (if ever) do you likely find out what it means. First, &hellip;<\/p>\n<p class=\"read-more\"> <a class=\"more-link\" href=\"https:\/\/www.oracletutoring.ca\/blog\/math-how-to-read-logs\/\"> <span class=\"screen-reader-text\">Math:  How to read logs<\/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":[3],"tags":[],"class_list":["post-1690","post","type-post","status-publish","format-standard","hentry","category-math"],"_links":{"self":[{"href":"https:\/\/www.oracletutoring.ca\/blog\/wp-json\/wp\/v2\/posts\/1690","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=1690"}],"version-history":[{"count":13,"href":"https:\/\/www.oracletutoring.ca\/blog\/wp-json\/wp\/v2\/posts\/1690\/revisions"}],"predecessor-version":[{"id":1703,"href":"https:\/\/www.oracletutoring.ca\/blog\/wp-json\/wp\/v2\/posts\/1690\/revisions\/1703"}],"wp:attachment":[{"href":"https:\/\/www.oracletutoring.ca\/blog\/wp-json\/wp\/v2\/media?parent=1690"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.oracletutoring.ca\/blog\/wp-json\/wp\/v2\/categories?post=1690"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.oracletutoring.ca\/blog\/wp-json\/wp\/v2\/tags?post=1690"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}