Question

Solve the equation by factoring
x^-2x=15​

Answer 1

Explanation:

Add one to both sides of the equation:

`x^2 - 2x + 1 = 15 + 1`

`\Rightarrow (x - 1)^2 = 16`

Taking the square root of the equation above, we get

`x - 1 = \pm 4`

or

`x = 1 \pm 4 = 5, -3`