Question

factor w^2+18w+77

Answer 1

Do you know the quadratic formula?

Answer 2

http://www.purplemath.com/modules/quadform.htm

Answer 3

Or you can factor this out

Answer 4

w^2+18w+77
AC method: 1 * 77 = 77
what are the factors of 77 that will add to 18, the coefficient of the middle term?
1 and 77 are factors
7 and 11 are factors that add to 18.
w^2+18w+77 = w^2 + 7w + 11w + 77 = w(w + 7) + 11(w + 7) = (w+7)(w+11)

Answer 5

thanks