<a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiLKjwwOh-ep-Q2dzMW1NwEPiDaKLUWWe9qn4EEiy-pyrEnRlvvqkmEuOgg_XxbUPqosFuCP_fDDYhpQXzY2iKhxCFE3FzekPZSf-S75n8b-MZE-f02yTusicx7jvbJveQKUFb7bUN_tJyv/s1600/Screen+Shot+2011-10-21+at+4.51.24+PM.png"><img style="float:left; margin:0 10px 10px 0;cursor:pointer; cursor:hand;width: 163px; height: 126px;" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiLKjwwOh-ep-Q2dzMW1NwEPiDaKLUWWe9qn4EEiy-pyrEnRlvvqkmEuOgg_XxbUPqosFuCP_fDDYhpQXzY2iKhxCFE3FzekPZSf-S75n8b-MZE-f02yTusicx7jvbJveQKUFb7bUN_tJyv/s400/Screen+Shot+2011-10-21+at+4.51.24+PM.png" border="0" alt=""id="BLOGGER_PHOTO_ID_5666417573201604114" /></a> Using the trig identities for substituting a Pythagorean looking expression.

Using the trig identities for substituting a Pythagorean looking expression.

<a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiLKjwwOh-ep-Q2dzMW1NwEPiDaKLUWWe9qn4EEiy-pyrEnRlvvqkmEuOgg_XxbUPqosFuCP_fDDYhpQXzY2iKhxCFE3FzekPZSf-S75n8b-MZE-f02yTusicx7jvbJveQKUFb7bUN_tJyv/s1600/Screen+Shot+2011-10-21+at+4.51.24+PM.png" rel="noopener noreferrer"></a> Using the trig identities for substituting a Pythagorean looking expression.

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Trig Substitution & Identities

Trig Substitution & Identities