Question

u^2+18u+?

Answer 1

yea?

Answer 2

the question is incomplete

Answer 3

WELCOME TO OPENSTUDY!

are you trying to complete the square?
if so, that that middle term, 18, and divide that by 2
then square it

Answer 4

find the perfect square yes

Answer 5

completing the square. half 18 and square it to get 81. add it to the end of the equation and factor the rest

Answer 6

(u+9)^2

Answer 7

when you have x^2 + bx + c, then c = (b/2)^2 for the trinomial to be a perfect square

Answer 8

ok this isnt helping i need to know what comes next to complete this equation

Answer 9

x^2 + 18x + c,

b = 18, what's c if you use the formula above?

Answer 10

c would equal 81

Answer 11

is there anything on the right side of the equation to start?