Solve the problem.Maximize Q = xy2, where x and y are positive numbers, such that x + y2 = 4.
A. x = 
, y = 2
B. x = 0, y = 2
C. x = 2, y = 
D. x = 1, y = 
Answer: C
Mathematics
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(2y)
A. 5y B. -3y C. 3y D. 6y
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For the pair of functions, find the indicated sum, difference, product, or quotient.f(x) = 7x - 9, g(x) = 5x - 2Find (f/g)(x).
A. 
B. 
C. 
D. 
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Use reference angles to find the exact value of the expression. Do not use a calculator.tan 
A. 
B. -1
C. 1
D. 
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