If the following is a polynomial function, then state its degree and leading coefficient. If it is not, then state this fact.f(x) = -11 - 15x + 11x2 + 17x3 + 3x4
A. Degree: 4; leading coefficient: -11
B. Not a polynomial function.
C. Degree: 4; leading coefficient: 3
D. Degree: -11; leading coefficient: 3
Answer: C
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Solve the problem. Round your answer, if appropriate.A man 6 ft tall walks at a rate of 4 ft/sec away from a lamppost that is 16 ft high. At what rate is the length of his shadow changing when he is 50 ft away from the lamppost? (Do not round your answer)
A. 
ft/sec
B. 
ft/sec
C. 
ft/sec
D. 
ft/sec
Express the number in scientific notation.0.00005763
A. 5.763 x 105 B. 5.763 x 104 C. 5.763 x 10-4 D. 5.763 x 10-5
Write the Indo-Arabic equivalent for the following.MCMLXII
A. 1942 B. 1962 C. 2142 D. 2162
Solve the problem.A circle has a radius of 11 centimeters. Find the area of the sector of the circle formed by an angle of 
If necessary, round the answer to two decimal places.
A. 126.71 cm2 B. 63.36 cm2 C. 20.17 cm2 D. 5.76 cm2