Question

For the following​ problem, do not include a graph. ​(a) For the parabola y=−2x^2+9x+1​, find the...

For the following​ problem, do not include a graph.

​(a) For the parabola y=−2x^2+9x+1​,

find the vertex.

​(b) Does the vertex correspond to the highest point or the lowest point on the​ graph?

Math   Precalculus   
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Answer #1

the detailed solution in the image.

if any doubt asks in the comment.

thank you.

a.

vertex (9/4,89/8)

b.

highest or maximum point.

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