In this question you have to complete the square, but i am confused becuase it is all letters.

In this question you have to complete the square, but i am confused becuase it is all letters.

x^2+40x+c

Find the number to add to x^2+14x

f(x)=2x^2-x+1 what I did: 2x^2/2 - x/2 = -1/2 x^2 - x/2 = -1/2 x^2 - x/2 +1/16 = -1/2 +1/16 (x-1/4)^2= -7/16 Vertex: (1/4, 7/16) But when I graph...

Y2 -4y-5=0

can someone please explain this problem to me?

3x2+6x=2x2+40 And x2-2x=3 And x2+10x-3=0

1.) x2-4x+1=22 2.) x2+16x+4=0

2x^2+49=-20x

solve by completing the square

I need help on my homework. College algebra.

The problem is a squared-2a-8=0 I do not know how to do this because I was absent. My teacher told me the answer, which is (4,-2), but I do not get how to solve it! Please help

Complete the square

complete the square

4n2+4n+36=0

k2=4+2k

b2+3b=6

2k2+7k-4=0

p2-14p-13=0

a2-10a+36=0

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