Pre-lesson Quiz - Multiply poly- & monomials (distributive)

 $\left(3\right)\left(6+4\right)$  Simplify using the distributive law

• (3X6) + (3X4)

• (3X6) X (3X4)

• (3X6) + 4

• (3X4) + 6

 $\left(-3x\right)\left(-3y\right)\ =\ ?$  Simplify

• -3xy

• 3xy

• -9xy

• 9xy

 $\left(5y^2\right)\left(4y\right)\ =\ ?$  

• 9y^3

• 20y^3

• 20y^2

 $\left(11m^2\right)\left(2m\right)-\left(3m^2\right)\left(4m\right)\ =\ ?$  

• 8m^2 - 8m

• 10m^2

• 22m^3 - 12m^2

• 10m^3

 $2a^2\ +\ 4a\ +\ 5a^2\ -a\ =\ ?$  

• 10a

• 7a^2 - 5a

• 7a^2 + 3a

Which of the following is an example of the distributive law?

• 4(9) = 4(6+3)

• 4(9) = 4(3X3)

 $\left(3\times5b\right)\ +\ \left(9\times5b\right)\ =\ ?$  

• 60 b

• 30 b

• 60 b^2

 $\left(8\right)\left(4x\ +\ 3\right)\ =\ 32x\ +\ 21$  

• True

• False