Question

Use distributive property and simplify the following: (x + 4)(x + 9)

Answer 1

you dont need the distibutive propery here. Just use foil: x^2+13x+36

Answer 2

\[(x+4)(x+9)\]
\[x(x) + x(9) +4(x) + 4(9) \]
\[x^2+9x+4x+36\]
\[x^2+13x+36\]