Factoring Trinomials

Factor:
x² + 7x - 30

• (x + 10)(x - 7)
• (x - 10)(x + 3)
• (x + 10)(x + 3)
• (x + 10)(x - 3)

Factor
3a² + 4a + 1

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

Factor
3v² - 4v - 7

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

Factor completely: 
3x² + 18x +15
Hint: Factor GCF first.

• 3(x² + 6x + 5)
• (x + 5)(x + 1)
• 3(x + 5)(x + 1)
• Prime

Factor Completely:  15t² - 27t - 6

• 3(5t +1)(t - 2)
• (3t - 6)(5t + 1)
• 3(5t - 1)(t + 2)
• (15t + 6)(1t - 6)

Factor Completely:  6x² + 5x - 6

• 6(x + 1)(x - 6)
• (6x + 6)(x - 1)
• (2x - 3)(3x + 2)
• (3x - 2)(2x + 3)

Factor Completely:  5v² - 30v + 40

• (5v - 8)(v + 5)
• (5v + 5)(v - 8)
• 5(v - 4)(v - 2)
• 5(v + 8)(v - 5)

Factor:
 2m² + 3m - 9

• 2(m + 3)(m - 3)
• (2m - 3)²
• (m + 3)(2m - 3)
• (2m + 3)(m - 3)

Factor
4n²-17n-15

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

Factor completely.
3x² + 10x - 8

• (3x + 2)(x + 4)
• (7x + 5)(x + 2)
• (3x - 2)(x + 4)
• (7x - 3)(x - 4)