Multiplying and Factoring Trinomials

When factoring a trinomial, you find two numbers that ______to the middle number, and ________ to the last number

Which of the following trinomials is a perfect square trinomial?

• r² - 6r + 36

• 4y² + 10y + 25

• x² + 16x + 16

• 9a² - 12a + 4

Tags

CCSS.HSA.APR.C.4

Factor:
2n³+16n+12

• 2n(n³+24n+6)

• 2(n³+8n+6)

• 2n(n³+8n+6)

• 3(n³+8n+6)

To factor the trinomial 6x² + 11x +3, start by multiplying "a" times "c" and identifying "b".

• true

• false

What should go in the final step?

• (4x + 1) ( x + 2)

• (4x - 1) ( x - 2)

• (4x + 1) ( x - 2)

• 4x (x-2) 1 (x-2)

When factoring a TRINOMIAL using the AC-B method, what goes on top of the cross or diamond?

• What adds to B

• What multiplies to AC

• What multiplies to AB

• What adds to AC

Factor:
x² + 7x - 30

• (x + 10)(x - 7)

• (x - 10)(x + 3)

• (x + 10)(x + 3)

• (x + 10)(x - 3)

Factor:
 b² + 8b + 7

• (b + 4)(b + 3)

• (b + 6)(b + 1)

• (b + 7)(b +1)

• prime

Factor Completely:  6x² + 5x - 6

• 6(x + 1)(x - 6)

• (6x + 6)(x - 1)

• (2x - 3)(3x + 2)

• (3x - 2)(2x + 3)

Factor the polynomial:
5x² - 13x + 6

• (x + 3)(5x - 2)

• (x - 2)(5x - 3)

• (x + 2)(5x + 3)

• (x - 3)(5x + 2)