Use the rules of exponents to simplify. Write the answer with positive exponents. Assume that all variables represent positive values.x1/5 ? x4/5
A. x
B. x-1
C. x4/25
D. x4/5
Answer: A
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Answer the question.In 2000 your salary increased by 5% . In 2001 you received a 5% pay cut. After the two changes, how does your salary compare to your original salary?
A. Cannot be determined from the information given B. It is lower. C. It is higher. D. It is unchanged.
Add in the indicated base.568 + 728
A. 1318 B. 1508 C. 1428 D. 1568
Perform the indicated operations.(12x4y2 - 7x2y2 + 5xy) + (11x4y2 - 8x2y2 + 10xy)
A. 23x4y2 + 15x2y2 + 15xy B. 15x4y2 - 23x2y2 + 15xy C. 23x4y2 - 15x2y2 + 15xy D. -15x4y2 + 23x2y2 + 15xy
Find the volume of the specified solid. Use 3.14 as the approximate value of ?, and round your answer to the nearest tenth.A hemisphere with diameter 5 ft
A. 65.4 ft3 B. 36.8 ft3 C. 18.4 ft3 D. 32.7 ft3