How do you solve #2x^2 + 8 = -2# by taking square roots?
1 Answer
Nov 5, 2015
Simplify the equation by dividing by common denominator first (2). Then get x alone, then do square root. The square root of a negative number will result in
Explanation:
1: Divide by 2:
2: Get x alone:
3: Do square root: