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Question

$x rightwards arrow 0 I i m fraction numerator x blank t a n blank 2 x minus 2 x blank t a n blank x over denominator left parenthesis 1 minus blank c o s blank 2 x right parenthesis to the power of 2 end exponent end fraction$ is

2
$- 2$
$\frac{1}{2}$
− $\frac{1}{2}$

The correct answer is: $fraction numerator 1 over denominator 2 end fraction$

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