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$\begingroup$ How do I simplify this fraction :
$$\frac{(3x^2+4x)\sqrt {x+1}}{2(x+1)^2}$$
The final result is $\frac{3x^2+4x} {2(x+1)^{3/2}}$.
$\endgroup$ 12 1 Answer
$\begingroup$ You divide the numerator and the denominator by $\sqrt{x+1}$, which gives the desired result.
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