Question

Solve the quadratic equation x^2 - 12x+32=0 by using formula

Answer 1

Answer: answer is x=4 or 8

Explanation:Find a pair of factors of

32 with sum 12.The pair 4,8 works in that 4×8=32 and 4+8=12

Hence we find: 0=x2−12x+32=(x−4)(x−8)So x=4 or x=8