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