For the polynomial function, find the requested value.f(x) = 2x + 9; f(4)
A. 17
B. 16
C. -1
D. 11
Answer: A
Mathematics
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Use polar coordinates to find the limit of the function as (x, y) approaches (0, 0).f(x, y) = 
A. 1 B. ? C. 0 D. No limit
Mathematics
Find the circumference of the circle whose radius or diameter is given. Use 
or 
as indicated. d = 336 m. Use ? ? 
.
A. C ? 528 m B. C ? 2112 m C. C ? 1056 m D. C ? 354,816 m
Mathematics
Fill in the blank. Then write an addition problem with addends and the sum that describes the situation.A gain of $4 followed by a loss of $9 results in a 
.
A. loss of $13; -4 + (-9) = -13 B. loss of $5; 4 + (-9) = -5 C. gain of $13; 4 + 9 = 13 D. gain of $5; -4 + 9 = 5
Mathematics
Solve the problem.Suppose that f(x) = 3x + 7. If f(x) = 1/34, what is x?
A. -3 B. 7 C. -7 D. 3
Mathematics