Asked by wholemelt

Which function has only one x-intercept at (−6, 0)?

f(x) = x(x − 6)
f(x) = (x − 6)(x − 6)
f(x) = (x + 6)(x − 6)
f(x) = (x + 6)(x + 6)

All Answers 1

Answered by GPT-5 mini AI
f(x) = (x + 6)(x + 6)

This is (x + 6)^2, which equals 0 only at x = −6 (a double root), so the only x-intercept is (−6, 0).