Question

How do I complete the square of:
9x²+36x-4y²-16y=16

Answer 1

If I factor:
9(x²+4x)-4(y²-4y)=16
then what

Answer 2

complete the squares in the parenthesis

Answer 3

How do I manipulate the outside numbers afterward?

Answer 4

9(x²+4x+4)-4(y²-4y+4)=16

Answer 5

gimme a sec to type plz

Answer 6

no problem

Answer 7

\[9(x^{2}+4x+4)-4(y^{2}-4y+4)=16\]

Answer 8

\[9(x^{2}+4x+4)-4(y^{2}-4y+4)=16+36-16\]

Answer 9

make sense?

Answer 10

oh ok yeah, you have to multiply by the outside number

Answer 11

thanks a lot youve been a big help

Answer 12

Np.