Graph the hyperbola.9y2 - 25x2 = 225

A.

B.

C.

D.


Answer: C

Mathematics

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Solve the problem.The sales of a mature product (one which has passed its peak) will decline by the function S(t)= S0e-at, where t is time in years. Find the sales after 8 years if  and 

A. 245,075 B. 58,065 C. 11,491 D. 5746

Mathematics

Find (x) and state any values that cannot be included in the domain of (x).P(x) = 7x2 - 44x - 35; Q(x) = x - 7

A. 7x + 5, x ? -7 B. 7x + 5, x ? 7 C. 7x - 5, x ? -7 D. 7x - 5, x ? 7

Mathematics

Perform the indicated operation.

A. -14 B. -7 C. 7 D. 14

Mathematics

Find the particular solution to the difference equation.

Mathematics