Multiplying monomials and binomials (Quiz 3)

Simplify:
5xy(6x-y)

• 11x² - y²
• 30x²y - y
• 30x²y - 5xy²
• 11x²y + 5x²y²

What is the correct name of the following:
3x + 5y² - 3

• monomial
• binomial
• trinomial
• polynomial

Find the product:
(y - 3)(y + 7)

• y² - 21
• y² + 10x - 21
• y² + 4y - 21
• 2y - 10

Find the product:
(n - 5)(n - 1)

• n² - 5n + 5
• n² - 6n + 5
• n² + 5
• n² + 6n + 5

Find the product:
(3x – 4)(2x + 5) 

• 6x² + 23x + 20
• 5x² + 7x - 20
• 5x² + 23x + 5
• 6x² + 7x - 20

 Multiply:
(r + 7)(r − 7) 

• r ² − 49 
• r ² + 14
• r ² − 7r + 49 

Find the product:
(n + 5)(n - 1)

• n² + 4n - 5
• n² - 6n + 5
• n² + 5
• n² + 4n + 5

Multiply:
(3x – 1)(x + 5) 

• 3x² + 4x + 5
• 3x² + 4x - 5
• 3x² + 14x + 5
• 3x² + 14x - 5

What is monomial?

• Only one term.

• Two terms.

• Three terms

What is trinomial?

• Two terms.

• Three terms.

• Only one term.