Compute $\int_{0}^{R} \frac{1}{(3+x)^{2}} d x$ .
A) $\frac{1}{3+R}$
B) $\frac{1}{3}-\frac{1}{3+R}$
C) $\frac{1}{3(3+R)^{3}}$
D) $\frac{3}{R^{3}}-\frac{3}{(3+R)^{3}}$

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The Answer of Compute $\int_{0}^{R} \frac{1}{(3+x)^{2}} d x$ .
A) $\frac{1}{3+R}$
B) $\frac{1}{3}-\frac{1}{3+R}$
C) $\frac{1}{3(3+R)^{3}}$
D) $\frac{3}{R^{3}}-\frac{3}{(3+R)^{3}}$

Compute ∫0R1(3+x)2dx\int_{0}^{R} \frac{1}{(3+x)^{2}} d x∫0R​(3+x)21​dx A) 13+R\frac{1}{3+R}3+R1​ B) 13−13+R\frac{1}{3}-\frac{1}{3+R}31​−3+R1​ C) 13(3+R)3\frac{1}{3(3+R)^{3}}3(3+R)31​ D) 3R3−3(3+R)3\frac{3}{R^{3}}-\frac{3}{(3+R)^{3}}R33​−(3+R)33​

Compute $\int_{0}^{R} \frac{1}{(3+x)^{2}} d x$
A) $\frac{1}{3+R}$ B) $\frac{1}{3}-\frac{1}{3+R}$ C) $\frac{1}{3(3+R)^{3}}$ D) $\frac{3}{R^{3}}-\frac{3}{(3+R)^{3}}$