find the vertex: f(x)=-2xsquared 5x 1

Algebra
Tutor: None Selected Time limit: 1 Day

find the vertex:  f(x)= 2xsquared +5x + 1

Jun 3rd, 2015

Thank you for the opportunity to help you with your question!

Vertex = -b/2a = -(5)/2*2 = -5/4 :) or 1.25

y = 2(-5/4)^2 + 5*(-5/4) + 1 = -2.12

vertex = (-1.25,-2.12)

Please let me know if you need any clarification. I'm always happy to answer your questions.
Jun 3rd, 2015

Solve by completing the square:  x squared +4x +53 =0

Jun 3rd, 2015

You'll have to post that as a different question :)

Jun 3rd, 2015
Solve by completing the square:  x squared +4x +53 =0


Jun 3rd, 2015

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Jun 3rd, 2015
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Jun 3rd, 2015
Dec 11th, 2016
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