Question
Please help to solve this equation:
x2 − 14x + 42 = 0
x2 − 14x + 42 = 0
Answers
Reiny
I will complete the square
x^2 - 14x + 49 = 49 - 42
(x-7)^2 = 7
x-7 = ± √7
x = 7 ± √7
x^2 - 14x + 49 = 49 - 42
(x-7)^2 = 7
x-7 = ± √7
x = 7 ± √7