A2 C4 Polynomial Test

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

• 7x - 7x + 5x²
• 5x² + 2x - 2
• 5x²
• 5x² + 6x + 8

4k²(6k² + 9kq - 5q²)

• 24k² + 36k³q - 20k²q²
• 24k⁴ + 36kq - 20k²q²
• 24k⁴  + 36k³q - 20k²q²
• 24k + 36 kq - 20 k²q

• x+7

• x+2

• X-10

• X-7

• x+3

• 30

• x²+3

• 2x

3x³-x²-3x+1

• (3x-1)(x²-1)
• (3x-1)(x+1)(x-1)
• (3x+1)(x²-x-1)
• (3x+1)(x-1)(x+1)

Which would be better to use?

• Long division
• Synthetic division

• This is correct
• This is incorrect

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

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

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