Question

Evaluate x−2 for x=−3

Answer 1

Answer:

1/9

Step-by-step explanation:

x^-2

We know that a^-2 = 1/ a^2

1/x^2

Let x = -3

1/ (-3)^2

1/9

Answer 2

1/9 is a required answer.

Answer:

solution given:

$x^{-2}=\frac{1}{x²}$

again

substituting value of x

we have (-3)²=9

now

$\bold{\frac{1}{x²}=\frac{1}{9}}$