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25-06-2018
Mathematics

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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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jimthompson5910 jimthompson5910

25-06-2018

Plug in x = 0 and compute
f(x) = (x-8)*(x+3)
f(0) = (0-8)*(0+3)
f(0) = (-8)*(3)
f(0) = -24

When x = 0, y or f(x) is equal to -24

So the values pair up to get the answer (0,-24)

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