Simplify. Express your answer with positive exponents. Assume that all variables are nonzero.(2x-5y8z-1)-3
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Solve the problem.The voltage v (in volts) induced in a tape head is given by 
where t is the time (in seconds). Find the average value of v over the interval from t = 0 to t = 3. Round to the nearest volt.
A. 16 volts B. 1100 volts C. 71,327 volts D. 6502 volts
Mathematics
Find the area of the shaded region.
A. 
B. 
C. 
D. 
Mathematics
Simplify the expression.- 
+ 
A. 
B. 
C. 
D. - 
Mathematics
Solve the problem.Use Ohm's Law, I = 
, to find the voltage V, given current 
and impedance 
A. 17(cos 110° + i sin 20°) B. 17(cos 130° + i sin 130°) C. 42(cos 130° + i sin 130°) D. 42(cos 20° + i sin 11°)
Mathematics