Adding Multiplying and Powers of Monomials

Is 5ab² a monomial?

• Yes

• No

Simplify.

(3x⁴y⁵)²

• 9x⁸y¹⁰

• 6x⁸y¹⁰

• 3x⁸y¹⁰

• x⁸y¹⁰

(d⁴)(d⁵)

• 2d⁴

• d⁹

• d²

• 2d

According to exponent rules, when we multiply expressions with same bases we _______ the exponents.

• add

• subtract

• multiply

• divide

(2m¹⁰)(8m³)

• 10m¹³

• 16m¹³

• 16m³⁰

• 10m³⁰

(-3ab⁴)(2a²b)

• -6a²b⁴

• -6a³b⁵

• 6a²b⁴

• -a³b⁵

(5n³)²

• 5n⁶

• 25n⁶

• 10n⁵

• 5n⁵

(-2c³)³

• -8c⁹

• -6c⁹

• -2c⁶

• -6c⁶

Find the sum of 16y² and -5y².

• -11y²

• 21y²

• 11y²

• 16y² - 5y²

2x² + 3y - 2x + 5y + 2x

• 2x² + 8y

• 2x + 8y

• 2x + 5y

• 2x² + 4x + 8y