SOLUTION: If the two solutions of the qudratic equation {{{4x^2+4x+k=0}}} are equal, find k. I've completed the square to get {{{(x+1/2)^2=(-k/4)+(1/4)}}} I'm stuck on how to solve for k

SOLUTION: If the two solutions of the qudratic equation {{{4x^2+4x+k=0}}} are equal, find k. I've completed the square to get {{{(x+1/2)^2=(-k/4)+(1/4)}}} I'm stuck on how to solve for k

Algebra.Com

Question 96327: If the two solutions of the qudratic equation are equal, find k.
I've completed the square to get
I'm stuck on how to solve for k since the above equation when simplified is

any assistance you can provide is greatly appreciated.
Answer by Lala300(1) (Show Source): You can put this solution on YOUR website!
YOU NEED TO GO TO THE PRATICE PAGE
RELATED QUESTIONS
If the two solutions of the quadratic equation 4x^2+4x+k=0 are equal, find k I would... (answered by jim_thompson5910,stanbon)

Find k if the roots of the equation (k+3)x^2 - 2(k+1)x - (k+1) = 0 are equal. If k is not (answered by Boreal,MathTherapy)

For what values of k will the equation 4x^2 + 8x + k = 0 have two complex... (answered by josgarithmetic)

Find the values of k so that the equation {{{(k-2)x^2+4x-2k+1=0}}} has two distinct real... (answered by josgarithmetic)

If the solutions to the two equations below are the same, find the value of k. {{{... (answered by ikleyn)

Let K be a real number, and consider the quadratic equation (k+1)x^2+4kx+2=0 a. Show... (answered by robertb)

f(x) = x^3 + (1 - k^2)x + k (a) Show that -k is a root of f. I've already solved this (answered by jsmallt9)

What are the values o k which will give 4x^2+(k+7)x+(k+4)=0 equal,real roots? Please help (answered by ilana)

Find the value of k for which the equation x^2+y^2+4x-2y-k=0. Please... (answered by ikleyn)