6.1-6.4

Simplify:
(3x-5) (4x²-2x-3)

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

Simplify:

(x - 7)²

• x²-49

• x²+49

• x²-14x+49

• x²-14x-49

Now give this one a try:

Multiply (5x-3)(5x+3)

• 25x²-15x-9

• 25x²+15x-9

• 25x²-9

• 25x²+9

Classify:
2x⁴+14x³−2x²

• Monomial
• Binomial
• Trinomial
• Polynomial

Find the sum.
(2x² + 5x - 7) + ( 3 - 4x² + 6x)

• 2x² + 3x +1
• -2x² - 11x -4
• 2x² + 5x -7
• -2x² + 11x -4

Find the difference. 
(3- 2x + 2x²) - (4x -5 +3x²)

• x_² + 6x + 8
• 2x² + 5x - 7
• -x² -6x + 8
• -2x² + 11x - 4

Solve the following problem.
(13x + 30) - (20x + 6)

• -7x + 24
• -33x - 42
• 133x + 36
• 260x + 180

What is the degree of the polynomial? 5x⁵ - 6x⁶ + 2

• 1

• 5

• 6

• 11

(2n + 2)(6n + 1)

• 12n + 2
• 12n² + 2
• 12n² + 12n + 2
• 12n² + 14n + 2