Find the exact function value.tan-1 (1)
A. 
B. 1
C. 
D. 0
Answer: A
Mathematics
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Perform the division.
A. x2 + 3x + 9 B. x2 - 3x + 9 C. x2 + 9 D. x2 - 3x - 9
Mathematics
Use the graph of the given one-to-one function to sketch the graph of the inverse function. For convenience, the graph of y = x is also given.
A. 
B. 
C. 
D. 
Mathematics
For the given functions f and g, find the requested composite function.f(x) = 4x2 + 4x + 5, g(x) = 4x - 8;
Find the function g ? f.
A. 16x2+ 16x + 28 B. 4x2 + 16x + 12 C. 16x2 + 16x + 12 D. 4x2 + 4x - 3
Mathematics
Solve the problem.x represents the number of cassette tapes sold at $10.00 per tape, and y represents the total cost of the cassette tapes. After writing an equation for this situation, what is the total cost of 4 cassettes?
A. $80 B. $20.00 C. $40 D. $2.50
Mathematics