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39 votes
39 votes
Using the calculator to find the important points:F (x) = -x^2 + 3x Example: F (x) = 2x^2+14x+27Vertex: (-3,5 , 2,5) ans: x = -3,5No x - intercept

User Steve Marshall
by
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1 Answer

14 votes
14 votes

F\mleft(x\mright)=-x^2+3x

vertex:


\mleft((3)/(2),\: (9)/(4)\mright)

intercept:


x-\text{intercept (0,0),(}3,0)

x:


x=(3)/(2)

User Nullman
by
2.6k points
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