Determine whether the algebraic expression is a polynomial (Yes or No). If it is a polynomial, determine the degree and state if it is a monomial, binomial, or trinomial. If it is a polynomial with more than 3 terms, identify the expression as polynomial.9x4 + 9x5 - 4x3 + 12

A. No
B. Yes; degree 5; polynomial
C. Yes; degree 5; trinomial
D. Yes; degree 4; polynomial


Answer: B

Mathematics

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In a bandpass filter, the lower cut-off frequency, fr, is best described by:

a. CN ÄÄÄÄ 2ãC2 b. ÚÄÄÄÄÄÄÄ ûf1 ú f2 c. 1 ÄÄÄÄÄÄÄ 2ãRTHC1

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Solve the problem.A construction crane lifts a 100-lb bucket originally containing 135 lb of sand at a constant rate. The sand leaks out at a constant rate so that there is only 67.5 lb of sand left when the crane reaches a height of 60 feet. How much work is done by the crane?

A. 14,100 ft ? lb B. 12,075 ft ? lb C. 2625 ft ? lb D. 6075 ft ? lb

Mathematics

Solve the problem.The distance in miles that can be seen from above the surface of the ocean is given by d = 1.4where h is the height in feet above the surface of the water. How many feet above the water would a pirate have to climb to see 16 mi? Round your answer to the nearest foot.

A. 6 ft B. 500 ft C. 131 ft D. 66 ft

Mathematics

Solve the equation.-[7x + (6x + 1)] = 4 - (5x + 8)

A.
B.
C.
D.

Mathematics