Asked by LadyPhantomhive

Two of the factors of ax^2+bx+c are (2x-2) and (x+5). Which is one of the x-intercepts of y=ax^2+bx+c?
A. -2
B. -1
C. 5
D. 1
Answered by Writeacher
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Answered by Reiny
If the factors are (2x-2)(x+5), then

(2x-2)(x+5) = ax^2 + bx + c

and 2x-2 = 0 ----> x = 1
or x+5 = 0 , -----> x = -5

which one is given?
Answered by LadyPhantomhive
Its D. 1?
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