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sidneybrsimmons
02.02.2020 •
Mathematics
What is the y-intercept of the quadratic function
f(x) = (x – 8)(x + 3)?
(8,0)
(0,3)
(0,–24)
(–5,0)
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Ответ:
f(x) = (0-8)(x+3)
f(x) =(-8)(3)
f(x) = -24
y intercept is -24 the ordered pair is (0, -24)
Ответ:
-b -b
p-b=2a
-p -p
-b=2a-p
/-1 /-1
b=-2a+p
hope this helps =)