Question

Resolva a equação,em U=R

(2x+1)² +10= (2-X)²+2

Answer 1

(2x +1)² +10 = (2 -x)² +2

4x² +4x + 1 + 10 = 4 -4x +x² + 2

4x² -x² +4x + 4x +11 -6 = 0

3x² +8x +5 = 0

3x² +3x + 5x + 5 = 0

3x(x + 1) + 5(x + 1) = 0

(3x + 5)*(x + 1) = 0

3x + 5 = 0

x = -5/3

x + 1 = 0

x = -1

{-5/3 , -1}