Name the quadrant in which the angle ? lies.cot ? > 0, sin ? < 0

A. I
B. II
C. III
D. IV


Answer: C

Mathematics

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Find .y = (sin x)cos x

A. (sin x)cos x(cos x cot x - sin x ln (sin x)) B. cos x ln ( sin x) C. cos x cot x - ln (sin x) D. cos x cot x - sin x ln(sin x)

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Solve the problem.A 14-gram object has a volume of 35 cubic centimeters. Find its density.

A. 0.4 g/cm3 B. 490 g-cm3 C. 2.5 cm3/g D. 21 cm3

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Solve the problem.The gas mileage, m, of a compact car is a linear function of the speed, s, at which the car is driven, for  For example, from the graph we see that the gas mileage for the compact car is 45 miles per gallon if the car is driven at a speed of  i) Using the two points on the graph, determine the function m(s) that can be used to approximate the graph.ii) Using the function from part i, estimate the gas mileage if the

compact car is traveling 59 mph. If necessary, round to the nearest tenth.

A.

i)m(s) = - s + 65
ii) 35.5 miles per gallon
B.
i)m(s) = s + 65
ii) 35.5 miles per gallon
C.
i)m(s) = - s + 65
ii) 94.5 miles per gallon
D.
i)m(s) = s + 65
ii) 94.5 miles per gallon

Mathematics

Provide an appropriate response.Divide: 2.6 ÷ 10

A. 0.026 B. 0.26 C. 260 D. 26

Mathematics