(c) Find its maximum or minimum value. f(x) =

Algebra
Tutor: None Selected Time limit: 1 Day

A quadratic function is given.
f(x) = 8x2 − 16x + 1
(a) Express the quadratic function in standard form.
f(x) =

(c) Find its maximum or minimum value. 

f(x) = 
 
Jul 8th, 2015

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

differentiate once

16x-16=0

factor

16(x-1)=0

x-1=0

x=1

so maximum or minimum is = 1

Please let me know if you need any clarification. I'm always happy to answer your questions.
Jul 8th, 2015

the answer is not 1 can you please try to answer what is the standard form of the equation 

Jul 8th, 2015

do you mean the answer is wrong for part c?

Jul 8th, 2015

yes part c is incorrect


Jul 8th, 2015

wait for while

Jul 8th, 2015

8(x^2-2x+1/8)

8((x-1)^2-1+1/8)

f(x)=8{(x-1)-7/8}

x minimum is= -7

Jul 8th, 2015

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