Question

Multiply radicals please​

Answer 1

B

Explanation:

`~~~\left( \frac 1 3 \sqrt x - \frac 32 \sqrt y \right)^2\\\\\\=\left( \frac 13 \sqrt x \right)^2 + \left( \frac 32 \sqrt y \right)^2 - 2 \left(\frac 13 \sqrt x \right)\left( \frac 32 \sqrt y \right)\\\\\\=\frac 19 x+ \frac 94 y-√(xy)\\\\\\=\frac 19x - √(xy) + \frac 94 y`