SOLUTION: simplify: -10 sin (2x+1) cos (2x+1)

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Question 690393: simplify: -10 sin (2x+1) cos (2x+1)
Answer by lwsshak3(11628) About Me  (Show Source):
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simplify: -10 sin (2x+1) cos (2x+1)
use Identity:sin2x=2sinxcosx
-10 sin (2x+1) cos (2x+1)
=-5*2 sin (2x+1) cos (2x+1)
=-5sin[2(2x+1)]
=-5sin(4x+2)