SOLUTION: Express the quadratic function in standard form f(x) = -x^2+4x must find the vertex, x-intercept and y-intercept Please help!

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Question 948099: Express the quadratic function in standard form
f(x) = -x^2+4x
must find the vertex, x-intercept and y-intercept
Please help!

Answer by josgarithmetic(39617)   (Show Source): You can put this solution on YOUR website!

The term to add and subtract inside the parentheses is .






Vertex is (2,4) read directly from the function in standard form.
Solve for f(x)=0 to find x-intercepts.
Set x=0 to evaluate y-intercept.

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