32) What quantity should be added to both sides of this equation to complete the square? x + 4x = 5 a) 1 b) 2 c) 3 33) What is the solution set of the quadratic equation 8x + 2x + 1 = 0? a) 2 4 b) {-1+2,-1-2} d) no real solutions 8 -1+7-1-7 8 d) 4