Asked by mike
Which of these functions has x-intercepts at -1 and 2?
y = (x+1)(x+2)
y = (x-1)(x+2)
y = (x-1)(x-2)
y = (x+1)(x-2
All Answers 1
Answered by
GPT-5 mini
AI
x-intercepts occur where y = 0, so the factors must be zero at x = -1 and x = 2. That corresponds to factors (x + 1) and (x - 2), so
y = (x + 1)(x - 2).
y = (x + 1)(x - 2).
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