A. Simplify the following:
1. (-m6)4
2. 10c22d 32
3. (3a2bc3)3
4. (2x3y2z)(3x2yz2)
5. 3m2n3xy22x3yz22mn23
B. Perform the indicated operation
1. 2ab(4a2+3ab-7b2)
2. (2x-1)(2x2+4x+3)
3. 25a5b3c5ab4c
4. 16a3b2c5-124a5bc4+44a7b6c64a2bc3
5. 30c2+19ac-63a26c-7a
Solve the following:
1. What is the area of the rectangle whose length is (x + 5) and width (x - 5)?
2. What is the average speed of the car that covers a distance of (2y3-7y2+5y-1)km in (2y—1) hour?
3. Multiply (m2+2m-2) by the sum of (m + 3 ) and (2m - 3)?
1. (-m6)4
2. 10c22d 32
3. (3a2bc3)3
4. (2x3y2z)(3x2yz2)
5. 3m2n3xy22x3yz22mn23
B. Perform the indicated operation
1. 2ab(4a2+3ab-7b2)
2. (2x-1)(2x2+4x+3)
3. 25a5b3c5ab4c
4. 16a3b2c5-124a5bc4+44a7b6c64a2bc3
5. 30c2+19ac-63a26c-7a
Solve the following:
1. What is the area of the rectangle whose length is (x + 5) and width (x - 5)?
2. What is the average speed of the car that covers a distance of (2y3-7y2+5y-1)km in (2y—1) hour?
3. Multiply (m2+2m-2) by the sum of (m + 3 ) and (2m - 3)?
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Answers & Comments
A.
1. -24m
2. 7040cd
3. 54abc
4. 144x²y²z²
5. 601128m²n²y²z
B.
1. 16a²b+6a²b²-28ab
2. 16x²-2x-3
3. 7500a²b²c²
4. -2000abc+709632a²b²c²
5. 60c-1619ac-7a
solving problem:
1. x²-25
2. -6y²+y+1 km/hour
3. 8m³+8m²-42m+18
hope it helps