Mixed Operations with Polynomials

Find the product:
(5n-8)(5n+8)

• 25n²-64
• 10n²
• 5n²+16
• 16

Find the product:
(3r-4)(7r-5)

• 21r²-43r+20
• 21r+43r²+9
• 7r+12r
• r+2r

Find the product:
(7r+5)(5r+3)

• 35r²+46r+15
• 12r+8
• 78r³+15
• 35r²+20r+15

Find the product:
(2x+6)(2x-6)

• 4x²+24x-36
• 6x+12
• 4x²-36
• 2x+6+2x-6

Find the product:
(2x+3)²

• 2x+3+2x+3
• 4x²+12x+9
• 4x²+9
• 16x²+9

Simplify:

• -4x - 3
• x² - 3
• -4x² - 6x
• -4x - 6

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

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

Find the sum.
(3y² + y³ - 5) + (4y² -4y + 2y³ + 8)

• 3y³ + 7y² - 4y + 3
• 4y² + 3y³ - y + 3
• -y⁴ + 2y³ -y - 4
• 4y³ + 3y² -3y + 1

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

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

Find the difference.
(7p + 4p³ - 8) - (-3p² + 2 - 9p)

• -3p² + 4p³ -15 + 9
• 3p³ + 4p² - p + 3
• 4p³ -3p² +16p -10
• 4p³ +3p² + 16p + 10