Find the eccentricity of the ellipse.16x2 + 4y2 = 64
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Find the flux of the curl of field F through the shell S.F = 3zi - 5xj - 5yk ; S: r(r, ?) = r cos ?i + r sin ?j + 4rk, 0 ? r ? 4 and 0 ? ? ? 2?
A. -80 B. 0 C. 80? D. -80?
Mathematics
State whether the system is consistent or inconsistent. If it is consistent, then state whether the graphs' equations are dependent or independent. State the number of solutions.
A. Inconsistent; one solution B. Consistent; independent; one solution C. Consistent; dependent; infinitely many solutions D. Inconsistent; no solutions
Mathematics
Find the correlation coefficient.Consider the data points with the following coordinates: 
A. -0.1696 B. 0.1696 C. 0 D. 0.1509
Mathematics
Find the dot product v ? w.v = 3i + 2j + k and w = 6i + 4j + 2k
A. 12 B. 28 C. -28 D. 83
Mathematics