Question

When completing the square on the equation c 2 + 11c = 12, the resulting solution is:

Answer 1

c^2 + 11c = 12

(c + 5.5)^2 - 30.25 = 12

(c + 5.5)^2 = 42.25

Answer 2

the answer is c+11/2=+-13/2 the first option