Question

1/2 raiz de 7 + 3/2 raiz de 7

Answer 1

$\boxed{\boxed{\frac{1}{2}*\sqrt{7}+\frac{3}{2}*\sqrt{7} = \frac{\sqrt{7}}{2}+\frac{3\sqrt{7}}{2} = \frac{4\sqrt{7}}{2} = 2\sqrt{7}}}$

Espero ter ajudado. =^.^=

Answer 2

$\dfrac{1}{2} \sqrt{7} + \dfrac{3}{2} \sqrt{7} \\ \\ \\ \dfrac{ \sqrt{7}}{2} + \dfrac{3 \sqrt{7} }{2} \\ \\ \\ \dfrac{ \sqrt{7} + 3 \sqrt{7} }{2} \\ \\ \\ \dfrac{7 \sqrt{7} }{2} \\ \\ \\ => 2 \sqrt{7}$