Question

Show all work. Find the following product
(y-9)^2

Answer 1

(y-9)^2

(square the first term) + 2(product of first and second) + (square the last term)

Answer 2

\((y-9)^2 = (y - 9)(y - 9)\)
\(=y^2 - 9y - 9y + 81\)
\(=y^2 - 18y +81\)

Answer 3

thanks!