# Completing the Square

### Topic Page

Completing the Square### Questions

- What does completing the square mean?
- How do I complete the square?
- Does completing the square always work?
- Is completing the square always the best method?
- Do I need to complete the square if #f(x) = x^2 - 6x + 9#?
- How do I complete the square if #f(x) = x^2 + 4x - 9#?
- How do I complete the square if the coefficient of #x^2# is not 1?
- How do I complete the square if #f(x) = 3x^2 + 12x - 9#?
- If I know the quadratic formula, why must I also know how to complete the square?
- How do I use completing the square to describe the graph of #f(x)=30-12x-x^2#?
- How do I solve #x^2 + 12x = -27# by completing the square?
- How do I solve #25x^2 - 20x = 11# by completing the square?
- How do I solve #4x^2 - 6x + 1 = 0# by completing the square?
- How do you solve the quadratic #3x^2-4x+5-0# by completing the square?
- How do you complete the square #3x^2-6x-1=0#?
- How do you solve #6x^2+5=2x^2+1#?
- How do you solve #x^2-4=-3x^2-24#?
- How do you solve #3x^2+5=5x^2+10#?
- How do you solve #5x^2+1=-2x^2+1#?
- How do you solve the quadratic #x^2-2x+1=0# using any method?
- How do you solve the quadratic #x^2+9x+20=0# using any method?
- How do you solve the quadratic #3x^2-5x-12=0# using any method?
- How do you solve the quadratic #6x^2+9x-6=0# using any method?
- How do you solve the quadratic #x^2+3x-28=0# using any method?
- How do you solve the quadratic #3x^2-2x=2x+7# using any method?
- How do you solve the quadratic #4x^2-12x=16# using any method?
- How do you solve the quadratic #x^2+3x=0# using any method?
- How do you solve the quadratic #3+1/x=10/x^2# using any method?
- How do you solve the quadratic #3y^2-y-4=0# using any method?
- How do you solve the quadratic #y^2+2y+1=0# using any method?
- How do you solve the quadratic #x^2-2x-8=0# using any method?
- How do you solve the quadratic #x^2+4=0# using any method?
- How do you solve the quadratic #x^2+x=-1# using any method?
- How do you solve the quadratic #9y^2+6y-8=0# using any method?
- How do you solve the quadratic #y^2-25=0# using any method?
- How do you solve the quadratic #6y^2-13y+6=0# using any method?
- How do you solve the quadratic #x-4/(3x)=-1/3# using any method?
- How do you solve the quadratic #x-4/x=21/53# using any method?
- How do you solve the quadratic #3+5/(2x)=1/x^2# using any method?
- How do you solve the quadratic #4-1/x=3/x^2# using any method?
- How do you solve the quadratic #8x=x^2# using any method?
- How do you solve the quadratic #(x-5)(x+8)=-20# using any method?
- How do you solve the quadratic #2/(x+5)-x/(x-5)=1# using any method?
- How do you solve the quadratic #z^2+1=0# using any method?
- How do you solve the quadratic #u^2-2u+3=0# using any method?
- How do you solve the quadratic #3y^2+3y+1=0# using any method?
- How do you solve the quadratic #x^2-(4+i)x+9+7i=0# using any method?
- How do you solve the quadratic #a^2-(1-4i)a-5+i=0# using any method?
- How do you solve the quadratic #7r^2+8=281# using any method?
- How do you solve the quadratic #25m^2-8=-7# using any method?
- How do you solve the quadratic #2n^2-5=-35# using any method?
- How do you solve the quadratic #5x^2-3x=-8# using any method?
- How do you solve the quadratic #4n^2+1=157# using any method?
- How do you solve the quadratic #8v^2-6=-101# using any method?
- How do you solve the quadratic #9x^2+8=-35# using any method?
- How do you solve the quadratic #9n^2-5=-99# using any method?
- How do you solve the quadratic #8-6m^2=-88# using any method?
- How do you solve the quadratic #3p^2-4=-6# using any method?
- How do you solve the quadratic #3r^2-5=-10# using any method?
- How do you solve the quadratic #8b^2-1=-78# using any method?
- How do you solve the quadratic #7x^2+5=-137# using any method?
- How do you solve the quadratic #8n^2-5=-110# using any method?
- How do you solve the quadratic #7v^2+6=-117# using any method?
- How do you solve the quadratic #4x^2+4=-29# using any method?
- How do you solve the quadratic #7k^2+7=-140# using any method?
- How do you solve the quadratic #10x^2+7=-3# using any method?
- How do you solve the quadratic #9a^2+3=-27# using any method?
- How do you solve the quadratic #-4-2p^2=-40# using any method?
- How do you solve the quadratic #7n^2+6=-40# using any method?
- How do you solve the quadratic #1-6x^2=-15# using any method?
- How do you solve #x^2+2x-120=0# by completing the square?
- How do you solve #x^2+2x-6=0# by completing the square?
- How do you solve #x^2-4x+5=0# by completing the square?
- How do you solve #x^2+6x+13=0# by completing the square?
- How do you solve #2x^2+3x-5=0# by completing the square?
- How do you solve #2x^2-3x+1=0# by completing the square?
- How do you solve #3x^2-5x+1=0# by completing the square?
- How do you solve #3x^2-4x-2=0# by completing the square?
- How do you solve #2x^2-7x+12=0# by completing the square?
- How do you solve #3x^2+5x+4=0# by completing the square?
- How do you solve #x^2+1.4x=1.2# by completing the square?
- How do you solve #x^2-4.7x=-2.8# by completing the square?
- How do you solve #x^2-2/3x-26/9# by completing the square?
- How do you solve #x^2+9x+20.25=0# by completing the square?
- How do you solve #9x^2+96x+256=0# by completing the square?
- How do you solve #x^2-3x-20=0# by completing the square?
- How do you solve the equation #x^2+14x+49=0# by completing the square?
- How do you solve the equation #x^2+3x-18=0# by completing the square?
- How do you solve the equation #x^2-8x+11=0# by completing the square?
- How do you solve the equation #x^2+2x+6=0# by completing the square?
- How do you solve the equation #2x^2-3x-3=0# by completing the square?
- How do you solve the equation #x^2+4x+4=25# by completing the square?
- How do you solve the equation #x^2-10x+25=49# by completing the square?
- How do you solve the equation #x^2+8x+16=7# by completing the square?
- How do you solve the equation #x^2-6x+9=8# by completing the square?
- How do you solve the equation #4x^2-28x+49=5# by completing the square?
- How do you solve the equation #9x^2+30x+25=11# by completing the square?
- How do you solve the equation #x^2+x+1/4=9/16# by completing the square?
- How do you solve the equation #x^2+1.4x+0.49=0.81# by completing the square?
- How do you solve the equation #x^2-8x+15=0# by completing the square?
- How do you solve the equation #x^2+2x-120=0# by completing the square?
- How do you solve the equation #x^2+2x-6=0# by completing the square?
- How do you solve the equation #x^2-4x+1=0# by completing the square?
- How do you solve the equation #x^2-4x+5=0# by completing the square?
- How do you solve the equation #x^2+6x+13=0# by completing the square?
- How do you solve the equation #2x^2+3x-5=0# by completing the square?
- How do you solve the equation #2x^2-3x+1=0# by completing the square?
- How do you solve the equation #2x^2+3x-5=0# by completing the square?
- How do you solve the equation #2x^2-7x+12=0# by completing the square?
- How do you solve the equation #3x^2+5x+4=0# by completing the square?
- How do you solve the equation #x^2+1.4x=1.2# by completing the square?
- How do you solve the equation #x^2-4.7x=-2.8# by completing the square?
- How do you solve the equation #x^2-2/3x-26/9=0# by completing the square?
- How do you solve the equation #x^2-3/2x-23/16=0# by completing the square?
- How can I solve, #2x^2+6x+2=0# by completing the square?