Solve.The output voltage for an AC generator is approximated by v = 156 cos 
. Find the smallest positive value of t for which the output is 75 volts. Round values to 4 decimal places.
A. 0.0046
B. 0.0122
C. 0.0056
D. 0.0112
Answer: C
Mathematics
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Solve the problem.Find the average height of the paraboloid 
above the disk 
in the 
.
A. 6
B. 
C. 10
D. 2
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Find the zeros of f(x), given that one zero is k.f(x) = x4 - 6x3 + 6x2 + 6x - 7
k = 1
A. ±1, -3 ± 2i
B. ±1, 3 ± 2i
C. ±1, -3 ± 
i
D. ±1, 3 ± 
Mathematics
Simplify the expression.
+ 
A. 
B. 
C. 
D. 3
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Graph the function.f(x) = 
A. 
B. 
C. 
D. 
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