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March 4, 2015

March 4, 2015

Posted by **calyssa** on Friday, March 5, 2010 at 4:11pm.

- trig -
**Reiny**, Friday, March 5, 2010 at 5:10pmlooks like you mean

y = tan(2x + pi/4)

= (tan 2x + tan pi/4)/(1 - (tan 2x)(tan pi/4)

= (tan 2x + 1)/(1 - tan 2x), since tan pi/4 = 1

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