Multiplying Monomials

7y(5y² + 2y + 3)

• 35y³ + 14y² + 21y

• 12y³ + 14y² + 21y

5x(4x³ + 8)

• 9x⁴ + 40x

• 20x⁴ + 40x

-2x²(-6x + 5)

• 12x³ -10x²

• -12x³ + 10x²

-3x²(5x² + 3x)

• -15x⁴ - 9x²

• -15x⁴ - 9x³

-8x(x - 8)

• -8x² + 64x

• -8x² - 64

3a(5a² + 8a + 2)

• 15a³ + 24a² + 6a

• 10a³ + 24a + 6

-2x(x⁷ + 5)

• -8x⁷ - 10

• -2x⁸ - 10x

6x² * 6x³y⁴

• 12x⁶y⁴

• 36x⁵y⁴

• 36x⁵

• none of the above

When multiplying monomials, what do you do with the exponents on variable terms?

• Add them

• Subtract them

• Multiply them

• Divide them

You can only add exponents on variables that are ___________________ when multiplying.

• the same

• different

• upside down