Find the exact value of the composition.csc 
A. 
B. 2
C. 
D. 
Answer: B
Mathematics
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Solve the problem.A signal is made by placing 3 flags, one above the other, on a flag pole. If there are 9 different flags available, how many possible signals can be flown?
A. 729 B. 84 C. 504 D. 27
Mathematics
Find an upper bound for the magnitude |E| of the error in the linear approximation L to f at the given point over the given region.
at 
R: |x - 4| ? 0.2, |y - 4| ? 0.2, |z - 4| ? 0.2
A. |E| ? 0.00000351 B. |E| ? 0.00000234 C. |E| ? 0.00000439 D. |E| ? 0.00000264
Mathematics
Find the principal square root of the number. Approximate the answer to the nearest hundredth whenever appropriate.y2, y > 0
A. -y B. y C. -y, y D. y4
Mathematics
Find the product.-3(19)
A. 157 B. -57 C. 42 D. -37
Mathematics