Aljairahalioden72406viz
Answered

A.Simplify the following expressions.Reduce your answer to lowest terms.

1.x²y•5x³y⁵
2.(2m³n²)³
3.(3xy)²•(2x²y³)

B.Perform the indicated operation.

1.-x²y-(x²y)
2.a-7b-(4a+2b)
3.5ac+8cb-4ac-7cb
4.-3x²+5x-17x²-8x
5.4x²y+8xy²-23x²y+8x²y²
6.23nm-13n³m+5nm+9n³m
7.6r²-8r²+10r²+6r+16r
8.(-3x³-7x²+5x-4)-(6x²-8).​

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Answer:

A.

1. 5x^5y^6

2. 8m^9n^6

3. 18x^4 y^5

B.

1. -2x^2y

2. - 3a - 9b

3. ac + cb

4. -20x^2 - 3x

5. 8x^2y^2 - 19x^2y + 8xy^2

6. - 4mn^3 + 28mn

7. 8r^2 + 22r

8. - 3x^3 - 13x^2 + 5x + 4

Step-by-step explanation:

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