Factoring Trinomials: a = 1 (Continued) Answers
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Which shows the factored form of x2 – 12x – 45?
A
(x + 3)(x – 15)B
(x – 3)(x – 15)C
(x + 3)(x + 15)D
(x – 3)(x + 15)2
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The factorization of a trinomial is modeled with algebra tiles.
A
x2 + 3x – 6B
x2 + 5x – 6C
x2 + 3x – 2D
x2 + x – 63
A polynomial is factored using algebra tiles.
A
x2 – 2x – 8B
x2 + 2x – 8C
x2 – 2x – 4D
x2 + 2x – 44
The factorization of x2 + 3x – 4 is modeled with algebra tiles.
A
(x + 4) and (x – 4)B
(x + 3) and (x – 4)C
(x + 4) and (x – 1)D
(x + 3) and (x – 1)5
Mia is factoring the polynomial x2 + 4x – 12. She uses the steps shown.
A
Step 1B
Step 2C
Step 3D
Step 46
What are the factors of the trinomial? Select two options.
A
x – 14B
x + 7C
x – 7D
x – 2E
x + 27
The trinomial x2 – 3x – 4 is represented by the model.
A
(x + 1) and (x – 4)B
(x + 4) and (x – 1)C
(x + 5) and (x – 4)D
(x + 4) and (x – 5)8
The partial factorization of x2 – 3x – 10 is modeled with algebra tiles.
A
2 negative unit tilesB
2 positive unit tilesC
5 negative unit tilesD
5 positive unit tiles9
Juanita begins to factor an expression as shown.x2+3x−18=(x+)(x−)
A
3 and 6B
2 and 9C
6 and 3D
9 and 210
What is the factored form of x2 − 4x − 5?
A
(x + 5)(x − 1)B
(x + 5)(x + 1)C
(x − 5)(x − 1)D
(x − 5)(x + 1)11
What is the factored form of x2 – x – 2?
A
(x – 2)(x + 1)B
(x + 2)(x + 1)C
(x – 2)(x – 1)D
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