Question
one x-intercept for a parabola is at the point (-4, 0).use the factory method to find the other x-intercept for the parabola defined by this equation:Y=X*X+6x+8 separate the values with a comma
Asked by: USER7147
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193 Answers
Answer (193)
The x-intercepts occur when y=0.
0=2x2+8x−10
0=2(x2+4x−5)
0=x2+4x−5
0=(x+5)(x−1)
x=−5 AND 1
Hence, the x intercepts are at (−5,0) and (1,0).
Hopefully this helps!
I hope I helped you. I do not speak English very well and I think the answer is right.