Question

it is very urgent please try to enter fast

Answer 1

$((( \frac{ - 2}{5} ) ^{ - 7 + 9} ) \div ( \frac{ - 2}{5} ) {}^{2} ) \\ \\ (( \frac{ - 2}{5} ) {}^{2} \div ( - \frac{2}{5} ) { }^{2} ) \\ ( - \frac{2}{5} ) {}^{2 - 2} \\ ( \frac{ - 2}{5} ) {}^{0} \\ 1$

1^5 =1