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OpenStudy (anonymous):
What is the simplified form of sin(x + p)?
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jimthompson5910 (jim_thompson5910):
hint: sin(a+b) = sin(a)cos(b) + cos(a)sin(b)
OpenStudy (anonymous):
-sin x
jimthompson5910 (jim_thompson5910):
sry it crashed on me
jimthompson5910 (jim_thompson5910):
sin(x+pi) = sin(x)cos(pi) + cos(x)sin(pi) sin(x+pi) = sin(x)(-1) + cos(x)*0 sin(x+pi) = -sin(x)
jimthompson5910 (jim_thompson5910):
so you are 100% correct
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OpenStudy (anonymous):
its ok :) thank you so much!
jimthompson5910 (jim_thompson5910):
you're welcome
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