Correct Answer: Option B

Explanation

\(\frac{15 - 2x}{(x+4)(x-3)}\) = \(\frac{R}{(x+4)}\) + \(\frac{9}{(x-3)}\)

 15 - 2x = R(x - 3) + 9(x +4)

Put x = -4, we have 15 -2(-4) = -7R

23 = -7R;

R = \(\frac{-23}{7}\)

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