Question

find the value of (2/3)^-2

Answer 1

It's required value is 9/4

Answer 2

${( \frac{2}{3}) }^{ - 2} \\ \\ = { (\frac{3}{2} )}^{2} \\ \\ = \frac{ {3}^{2} }{ {2}^{2} } \\ \\ = \frac{9}{4}$