3x^-2=4over27, find x

Answer 1

To find x, we will first isolate x by dividing both sides by 3:

3x^-2 = 4/27

x^-2 = 4/81

Next, we will take the square root of both sides to solve for x:

x = ±√(4/81)

x = ±2/9

Therefore, x = 2/9 or x = -2/9.