Write the exponential expression with positive exponents. Simplify if possible.
A. 644/3 = 256
B. 64-4/3 = - 
C. -644/3-256
D. 64-4/3 = 
Answer: A
Mathematics
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Use the product rule to simplify. Write the results using exponents.(-9p3)(3p9)
A. -27p27 B. 27p27 C. -27p12 D. 27p12
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Solve the problem.A trough is to be made with an end of the dimensions shown. The length of the trough is to be 
long. Only the angle ? can be varied. What value of ? will maximize the trough's volume?
A. 13° B. 30° C. 47° D. 32°
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Find the average value of the function over the given interval.f(x) = 2x + 14 on [-7, 7]
A. 7 B. 14 C. 196 D. 28
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Find the sum.- 9
+ 15
A. 24
B. 5
C. 5
D. 23
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