Factor by grouping

7r³-8r²+42r-48

• (r²+6)(7r+8)
• (r²+6)(7r-8)
• (r²+6)(r²+8)
• (r²+6)(7r+6)

x³-5x²+5x-25

• (x²-5)(x-5)
• (x²+5)(x-5)
• (x²+5)(x+5)
• (x²-1)(x-25)

Factor by grouping:
x³+7x²-2x-14

• (x²-2)(x-7)
• (x²+2)(x-7)
• (x²+2)(x+7)
• (x²-2)(x+7)

20x³ - 25x² + 4x - 5

• (5x²-5)(4x+1)

• 5(x²-1)(4x+5)

• (5x²+1)(4x-5)

• (5x²+1)(4x-1)

Factor by grouping:
5n³-10n²+3n-6

• (5n²+3)(n-2)
• (5n²-3)(n-2)
• (5n³+3)(n-2)
• 10n(n²-6)

Factor by grouping

30x³ + 15x² - 18x - 9

• (5x² - 3)(6x + 1)

• (5x² - 3)(6x + 3)

• 3(5x² + 3)(2x - 1)

• 3(5x² - 3)(2x + 1)

Factor by grouping:

4p³ + 8p² + 3p + 6

• (2p² + 3)(p + 2)

• (2p² + 6)(p + 4)

• (4p² + 3)(p + 2)

• (4p² + 8p)(3p + 6)

Factor by grouping

2x³ - 8x² - x + 4

• (2x² - 1)(x - 4)

• 2(x² - 1)(x + 4)

• (x² - 1)(2x - 4)

• (2x² + 1)(x - 4)

Decide if (x - 3) is a factor of

3x³ + 10x² - x - 12

• Yes, it is a factor

• No, it is not a factor

6c³ - 18c² - 18c + 54

• 6(c² - 3)(c - 3)
• (c² - 3)(c - 3)
• 6(c² + 3)(c +3)