Solve the problem.A cross-section of an irrigation canal is a parabola. If the surface of the water is 47 feet wide and the canal is 47 feet deep at the center, how deep is it 3 feet from the edge?
A. 41.2 ft
B. 35.8 ft
C. 11.2 ft
D. 5.8 ft
Answer: C
Mathematics
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Provide an appropriate response.Find A if C = 8 and B = 5. Round the answer to the nearest thousandth.
Fill in the blank(s) with the appropriate word(s).
Mathematics
The function f is one-to-one. Find its inverse.f(x) =
A. f-1(x) = x - 2
B. f-1(x) = 
C. f-1(x) = x3 + 4
D. f-1(x) = x3 - 2
Mathematics
Tell whether the angle is acute, right, obtuse, or straight.
A. Acute B. Right C. Straight D. Obtuse
Mathematics
Evaluate the expression without a calculator.ln e-6
A. - 
B. -6
C. e ln -6
D. 1
Mathematics