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10 questions
Find the sum.
[In other words, add/simplify.]
(3x2 – 5x + 7) + (x3 + 10x2 – 2)
x3 + 13x2 – 5x + 5
4x3 + 15x2 + 5
x3 + 13x2 – 5x + 9
4x3 – 5x2 + 9
Find the product.
[In other words, multiply/simplify.]
5x(3x – 7y)
15x – 35y
15x2 – 7y
15x2 – 35xy
8x – 7y
Find the product.
[In other words, multiply/simplify.]
(x + 5)(x – 12)
x2 – 17x – 60
x2 – 7x – 60
x2 – 7x + 60
x2 – 60
Find the difference.
[In other words, subtract/simplify.]
(3x2 + 7x – 10) – (7x – 2x2 + 1)
5x2 – 11
-4x2 + 9x – 11
5x2 – 14x – 9
x2 + 14x + 11
What is the perimeter of the rectangle?
14x + 49
14x – 14
14x2 + 14
10x2 – 14x
Factor out the GCF: 6x2 + 27x
3x(2x + 9)
6(x2 + 27x)
3(x2 + 9x)
33x3
Factor: x2 + 13x + 40
(x – 8)(x – 5)
(x + 1)(x + 13)
(x + 4)(x + 10)
(x + 8)(x + 5)
Factor out a GCF. Then factor further.
4x2 + 28x + 48
(x + 3)(x + 4)
4(x + 3)(x + 4)
4(x2 + 7x + 12)
4(x + 4)(x + 12)
Factor: x2 – 13x + 36
(x – 9)(x – 4)
(x – 1)(x – 13)
(x + 4)(x + 9)
(x2 – 13)(x + 36)
Factor: x2 + 3x – 18
(x – 6)(x + 3)
(x – 3)(x + 6)
(x + 1)(x + 3)
(x – 5)(x + 8)
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