Question

((-2/3)²)-² evaluate it​

Answer 1

Step-by-step explanation:

$(( \frac{ - 2}{3} ) {}^{2} ) {}^{ - 2} \\ ( \frac{4}{9} ) {}^{ - 2} \\ ( \frac{9}{4} ) {}^{2} \\ \frac{9 \times 9}{4 \times 4} \\ \frac{81}{16} \: \: \: \: \: \: ans$