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SAT® Subject Test in Math 1 & 2

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Equivalent to $\sin{x}$

SATSTM-9JGMUX

Which one of the following is not equivalent to $\text{sin x}$?

A

$\cfrac{1}{\text{csc x}}$

B

$(\text{cos x})(\text{tan x})$

C

$\text{2 sin x – sin x}$

D

$\text{1 - cos x}$

E

$\text{(tan x)(sin x)(cot x)}$