Question

What is the result of 2y(3y² − 4y + 5)?

Options

• 6y³ − 8y² + 10y

• 6y² − 8y + 10

• 6y³ − 4y + 5

• 5y³ − 6y² + 7y

Answer 1

6y³ − 8y² + 10y

Explanation:

Multiply each term of the polynomial by 2y:

(2y × 3y²) + (2y × −4y) + (2y × 5)

= 6y³ − 8y² + 10y.