Factoring Group

Which is a factor of 12r² + 20r + 15r + 25? (hint: there's more than one answer!)

• 3r + 5

• r + 5

• 4r + 5

• 4r² + 5

Factor: 70n⁴ + 40n³ + 28n² + 16n

• (10n + 4)(7n + 4)

• 2n (35n³ + 20n² + 14n + 8)

• (10n³+ 4n)(7n + 4)

• (2n³+ 4n)(7n + 4)

Factor: 30x²+15x + 18x + 9

• (5x² - 3)(6x + 1)

• (5x + 9)(2x + 1)

• 3(5x²+3)(2x-1)

• (15x + 9)(2x + 1)

Factor:

x³ + 7x² + 2x + 14

• (x²+2)(x+7)

• (x²+2)(x+7)

• (x²+2)(x+7)

• (x²-2)(x+7)

Factor: 6x² + 9xy + 14x + 21y

• (3x + 7)(2x + 3y)

• (3x + 7)(x + y)

• (3x² + 7)(2x + 3y)

• (3x + 7)(2x + 3)

7r³-8r²+42r-48

• (r²+6)(7r+8)

• (r²+6)(7r-8)

• (r²+6)(r²+8)

• (r²+6)(7r+6)

20x³-25x²+4x-5

• (5x²-5)(4x+1)

• 5(x²-1)(4x+5)

• (5x²+1)(4x-5)

• (5x²+1)(4x-1)

2x³-8x²-x+4

• (2x²-1)(x-4)

• 2(x²-1)(x+4)

• (x²-1)(2x-4)

• (2x²+1)(x-4)

x³-5x²+5x-25

• (x²-5)(x-5)

• (x²+5)(x-5)

• (x²+5)(x+5)

• (x²-1)(x-25)

Factor
3v² - 4v - 7

• (3v-7)(v+1)

• 3(v-7)(v-1)

• (3v+1)(v-9)

• (3v+1)(v-10)