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Answered

A parabola has a minimum point at (-2, 5) and passing through (1.9) What is the quadratic function?​

Sagot :

YMIR21IN

ANSWER:

f(x)=49⋅(x+2)2+5

The minimum point exists if a>0. It is (h, k). So h=2, k=5

If y=a(x-2.5)^2+5 passes through (1,9) we have

9=a(1–2.5)^2+5.

From this we find a.

(hope it helps you)

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