Eliminate the parameter of the pair of parametric equations.x = 5 tan t, y = 4 cot t
A. 
= 20
B. y = 
sin x
C. y = 
cos x
D. xy = 20
Answer: D
Mathematics
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Suppose your average unpaid balance is $600. Which bank's card is the better choice for you?
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A. 50% B. 100% C. 20% D. 10%
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Solve the equation. Check your solution.- 
(x + 6) + 
(x + 4) = x - 2
A. 
B. 
C. 
D. 
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Graph the function.f(x) = -2?x?
A. 
B. 
C. 
D. 
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