Question

Write 2x^2 – 12 x + 23 in the form a(x+b)^2 + c, where a, b, and c are integers

Answer 1

2(x - 3)² + 14 = 0

Explanation:

2x² -12x + 23 = 0

2(x² - 6x) + 23 = 0

2(x² - 6x + 9) - 9 + 23 = 0

2(x - 3)² + 14 = 0