Multiplying Polynomials and Exponent Rules

Simplify the expression.
-3x²( 7x² - x + 4)

• -21x⁴ + 3x³ -12x²
• 7x² - x + 4 (-3x²)
• 21x⁴ + 3x³ + 12x²
• -12x² + 3x³ -21x⁴

Find the product.
(2x + 3)(x + 5)

• 2x² + 13x + 5
• 3x² + x + 8
• 10x + 15
• 2x² + 3x

Find the product.
(2y - 7)(3y + 5)

• y² + 2y + 4
• 6y² -11y -35
• -35 -11y + 6y²
• 2y² -17y +30

Find the product.
(x + 7)²

• x² + 7x + 7x + 49
• x² + 7x + 7
• 7x² + x + 7
• x² + 14x + 49

Multiply.
(b+3)(b²+2b+1)

• b³+6b²+6b+3
• b³+5b²+7b+3
• 4b³+8b²+3b
• 3b³+6b²+3b

x³(2x²+3x)=

• 2x⁵+3x⁴
• 2x⁶+3x³
• 5x⁹
• 5x

Simplify:
(3x - 5) ( 4x² - 2x - 3)

• 12x³ - 26x² - 25x + 15
• 12x³ - 20x² - 5x + 15
• 12x³ - 20x² - 6x + 15
• 12x³ - 26x² + x + 15

This polynomial has a degree of 2.

• Cubic
• Quadratic
• Linear
• Binomial

The largest exponent which is shown in a polynomial.

• exponent
• cubic
• degree
• linear

A polynomial of degree 1. 

• linear
• quadratic
• cubic
• quantic