Use a double-angle formula to rewrite the expression. $2 \sin x \cos x$
A)sin x
B)2 sin x
C)2 sin 2x
D) sin x
E) sin 2x

Name: Use a double-angle formula to rewrite the expression. $2 \sin x \cos x$ A)sin x B)2 sin x C)2 sin 2x D) sin x E) sin 2x
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Question

Use a double-angle formula to rewrite the expression. ​​ $2 \sin x \cos x$ ​
A)​sin x
B)​​2 sin x
C)​​​2 sin 2x
D)​ sin x
E)​ sin 2x

Quizplus · Accepted Answer

The expression $2 \sin x \cos x$ can be rewritten using the double-angle formula for sine, which is $\sin(2x) = 2 \sin x \cos x$. Therefore, the correct answer is $\sin 2x$.

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