5.2.3 Factoring (a is not 1)

Factor
10x² + 15x-5

• 25(10x³+45x-15)
• 5(2x³ + 3x²-x)
• x(10x³+15x-5)
• 5(2x²+3x-1)

Factor
3v² - 4v - 7

• (3v-7)(v+1)
• 3(v-7)(v-1)
• (3v+1)(v-9)
• (3v+1)(v-10)

Factor
3a² + 4a + 1

• (7a-10)(a-8)
• Not factorable
• (3a+1)(a+1)
• (3a-1)(a-1)

Factor
2x² - 13x - 70

• (2x-7)(x+10)
• (7x+5)(x+2)
• (2x+7)(x-10)
• 2(x+7)(x+10)

Factor
5x²-28x+32

• (3x-10)(x+6)
• (x-8)(5x-4)
• (5x-8)(x-4)
• (5x-8)(x+7)

Factor
4n²-17n-15

• (n-10)(6n+1)
• (4n-5)(n-3)
• (n-5)(4n-3)
• (n-5)(4n+3)

Factor
9x²-6x-8

• (3x+2)(3x-4)
• (3x+2)(3x+4)
• (3x-2)(3x-4)
• (x-1)(9x+8)

Factor
9x²+9x-10

• (3x-5)(3x+2)
• (3x+5)(3x-2)
• (3x+5)(3x+2)
• Not Factorable

Factor
4x²-25x+25

• 4(x-5)(x+5)
• (x+5)(4x+5)
• (x-5)(4x-5)
• (x+2)(9x+1)

Factor Completely: 14p²-24p-8

• (5p+3)(p-4)
• (3p-2)(p+10)
• 2(7p-2)(p+2)
• 2(7p+2)(p-2)