Question

simplify
$( \frac{1}{5} + \frac{7}{10} ) {}^{2}$
​

Answer 1

Answer:

$( { \frac{1}{5} + \frac{7}{10} })^{2}$

$( { \frac{2}{10} + \frac{7}{10} })^{2}$

$({ \frac{9}{10} })^{2}$

$\frac{81}{100}$

$0.81$