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September 21, 2014

September 21, 2014

Posted by **Deborah** on Monday, January 28, 2013 at 2:58pm.

2

3

5

6

2. What is the simplified form of 8b3c2 + 4b3c2?

12bc

12b3c2

12b6c4

12b9c4

3. What is the simplified form of (4j2 + 6) + (2j2 – 3) ? (1 point)

(0) 6j2 – 3

(1) 6j2 + 3

(0) 6j2 + 9

(0) 4j4 + 3

4. What is the difference of the following polynomials?

(6x3 – 2x2 + 4)

– (2x3 + 4x2 – 5)

______________

(1 point)

4x3 – 2x2 – 1

8x3 + 6x2 – 1

4x3 – 2x2 + 1

4x3 – 6x2 + 9

5. What is the simplified form of (3x3 – 4x2 + 6x) – (5x3 + 2x2 – 3x) in standard form?

–3x3 – 2x2 + 3x

–2x3 – 6x2 – 3x

–2x3 – 6x2 + 9x

8x3 – 6x2 – 9x

Answers:

1.)C

2.)B

3.)B

4.)D

5.)C

Thank You.

- Math: Please check my answers -
**Reiny**, Monday, January 28, 2013 at 3:39pmThey are all correct

btw, to write powers in this format we use the ^ symbo

so x^2 means "x squared"

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