For many species of fish, the weight W is a function of the length L that can be expressed by
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Suppose that for a particular species k = 0.08 and that for this species the length (in centimeters) is a function of the number of years t the fish has been alive, and that this function is given by
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Find in order to express W as a function of the age t of the fish.
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A.
B. ?
C.
D.
E.
Answer: E
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A storage bin for corn consists of a cylindrical section made of wire mesh, surmounted by a conical tin roof, as shown in the figure. The height of the roof is one-third the entire height of the structure. If the total volume of the structure is 1,200 feet 3 and its radius is feet, what is its height? Round your answer to the nearest tenth.
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Hint: use the formulas for the volume of the solid.
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Volume of cone =
Volume of cylinder =
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A. 9.9 feet
B. 12.8 feet
C. 15.6 feet
D. 4.1 feet
E. none of these
3. Use vectors to find the measure of the angle at vertex B of triangle ABC, when A = (5, 2) B = (-4, 1) and C = (-1, -3). Round answer to two decimal places.
What will be an ideal response?
Use the provided table or graph to factor the expression.x2 - 21x + 108
A. (x - 9)(x - 12) B. (x + 10)(x + 13) C. (x - 10)(x - 11) D. (x + 9)(x + 12)
Match the description with the correct graph.An increasing line that is nearly horizontal.
A.
B.
C.
D.