Question

evaluate (7/8x+4/5y)2​

Answer 1

HEY MATE !!

YOUR ANSWER !!

$(\frac{7}{8x} + \frac{4}{5y} ) {}^{2} \\ by \: using \: identity \:(a + b) {}^{2} = {a}^{2} + {b}^{2} + 2ab \\{ (\frac{7}{8x}) }^{2} + { (\frac{4}{5y}) }^{2} + 2 \times (\frac{7}{8x} ) \times (\frac{4}{5y}) \\ \frac{49}{64x} + \frac{16}{25y} + \frac{28}{20xy}$

HOPE IT HELPS !!

MARK BRAINLIEST !!