Question

fill in the area of each small square and then add the results together to find the indicated product.(x + 3) (x +5)

Answer 1

Inside of box is :

`\begin{gathered} x* x \\ 5* x \\ 3* x \\ 5*3 \end{gathered}`

So the product is:

`\begin{gathered} (x* x)+(5* x)+(3* x)+(5*3) \\ x^2+5x+3x+15 \\ x^2+8x+15 \end{gathered}`