SOLUTION: What is the simplified form of sin(x+pi)?
A. cos x
B. sin x
C. -sin x
D. -cos x
Algebra.Com
Question 632532: What is the simplified form of sin(x+pi)?
A. cos x
B. sin x
C. -sin x
D. -cos x
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
sin(x+pi)
sin(x)cos(pi)+cos(x)sin(pi)
sin(x)(-1)+cos(x)(0)
-sin(x)
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