SOLUTION: When completing the square on the equation c� + 11c = 12, the resulting equation is: a.)c+11/2=+- 13/2 b.)c+11/2= +-2 squareroot 3 c.)c+124/4=+-13/2 I choose b.

Question 617573: When completing the square on the equation c� + 11c = 12, the resulting equation is:
a.)c+11/2=+- 13/2
b.)c+11/2= +-2 squareroot 3
c.)c+124/4=+-13/2
I choose b.

Answer by nerdybill(7384) (Show Source): You can put this solution on YOUR website!
When completing the square on the equation c� + 11c = 12, the resulting equation is:
a.)c+11/2=+- 13/2
b.)c+11/2= +-2 squareroot 3
c.)c+124/4=+-13/2
.
Complete the square:

.
take 1/2 'b', square it and add to both sides:

.
take the square root of both sides:
c + 11/2 = +-13/2

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