Graph the ellipse.49x2 + 16y2  = 784

A.

B.

C.

D.


Answer: C

Mathematics

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Perform the indicated operation. - 6 - 6

A. 65
B. 26
C. -65
D. -8 

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Test the series for convergence or divergence.

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Use Cramer's Rule to solve the system of equations. Use technology to compute the determinants involved.

A.
B.
C.
D.

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Multiply. Assume all variables represent nonnegative real numbers. ? 

A. 2
B. x
C.
D. 2x

Mathematics