Unit Test Answers

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Which is a factor of x2 + 5x − 24?

(x − 6)

(x + 6)

(x − 8)

(x + 8)

The polynomial 8x2 – 8x + 2 – 5 + x is simplified to 8x2 – gx – h. What are the value of g and h?

g = –9 and h = 7

g = 9 and h = –3

g = –7 and h = 7

g = 7 and h = 3

What is the product?

2 x squared minus 3

2 x squared + 6 x

2 x squared + 5 x minus 3

2 x squared + 6 x minus 3

Armando used algebra tiles to represent the product .

He used the algebra tiles correctly.

He did not represent the two original factors correctly.

The signs on some of the products are incorrect.

Some of the products do not show the correct powers of x.

Mandisa draws a rectangle to represent the area of her yard. The area can be represented by 10x2 – 13x – 14.

(2x + 2) and (5x – 7)

(5x – 2) and (2x + 7)

(x – 2) and (10x + 7)

(10x + 2) and (x – 7)

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