Find an equation of the parabola described.Focus at (5, 0); vertex at (0, 0)
A. y = 20x2
B. y2 = 20x
C. x = 20y2
D. x2 = 20y
Answer: B
Mathematics
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if 
.
A. 
B. 
C. 
D. 
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Perform the indicated operations. Write the result in the form a + bj.4j3 - 4
A. -16j B. -24j C. 16j D. 24j
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Solve the problem.In an arithmetic sequence with first term P0 and common difference d, the sum of the first 400 terms is given by
A. 100(2P0 + 399d). B. 200(2P0 + 400d). C. 200(2P0 + 200d). D. 100(2P0 + 200d). E. none of these
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Add the fractions. Write the answer in lowest terms.
A. 
B. 
C. 
D. 
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