OpenStudy (anonymous):

Find the value(s) of c that make(s) x^2-16x+c a perfect square

3 years ago
OpenStudy (ash2326):

A perfect square is of the form (x-a)^2 Can you expand this?

3 years ago
OpenStudy (anonymous):

thanks

3 years ago
OpenStudy (ash2326):

We are not done yet, did you find value of c?

3 years ago
OpenStudy (anonymous):

I just use completing the square take (1/2*b)^2

3 years ago
OpenStudy (ash2326):

@lonnie455rich but we are not completing the square here?

3 years ago