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PLEASE HELP QUICK Given f(x)=x^2+14x+40 Enter the quadratic function in vertex form F(x)=

PLEASE HELP QUICK Given f(x)=x^2+14x+40 Enter the quadratic function in vertex form F(x)=
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4 votes
PLEASE HELP QUICK

Given f(x)=x^2+14x+40
Enter the quadratic function in vertex form
F(x)=

User Harry Muscle
by
9.4k points

1 Answer

6 votes
f(x) = x^2 +2*7x + 40
.. = (x^2 +2*7x +7^2) +(40 -7^2)
.. = (x +7)^2 -9

f(x) = (x +7)² -9
PLEASE HELP QUICK Given f(x)=x^2+14x+40 Enter the quadratic function in vertex form-example-1
User Kevswanberg
by
8.1k points
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