Find the quantity indicated.c varies directly as a and inversely as b. Find c when a = 98, b = 21, and k = 
.
A. c = 
B. c = 189
C. c = 
D. c = 3
Answer: D
Mathematics
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Subtract.0.4785 - 0.06375
A. 0.38475 B. 0.61475 C. 0.41575 D. 0.41475
Mathematics
Find the average value of the function over the region.f(r, ?, z) = r over the region bounded by the cylinder r = 4 between the planes z = -8 and z = 8
A. 4
B. 6
C. 
?
D. 
Mathematics
Find the value of the determinant.
A. 8 B. -8 C. 0 D. 7
Mathematics
Use the given figure to solve the problem.Find the bearing from O to D. 
A. S 50° W B. N 130° W C. S 50° E D. N 154° E
Mathematics