Graph the function.y = -cot x

A.

B.

C.

D.


Answer: B

Mathematics

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Solve the problem.The formula  can be used to estimate the speed of a car, v, in miles per hour, based on the length, L, in feet, of its skid marks upon sudden braking on a dry asphalt road. If a car is involved in an accident and its skid marks measure 125 feet, at what estimated speed was the car traveling when it applied its brakes just prior to the accident?

A. 55 mph B. 60 mph C. 50 mph D. 45 mph

Mathematics

Factor the difference of cubes.8a3b6 - 27b3

A. (2ab2 - 3b)(4a2b4 + 6ab3 + 9b2) B. b3(2ab + 3)(4a2b2 - 6ab + 9) C. b3(2a - 3b)(4a2 + 6ab + 9b2) D. b3(2ab - 3)(4a2b2 + 6ab + 9)

Mathematics

Solve.94x - 10 = 

A. {-3} B. {-2} C. {2} D. {3}

Mathematics

Solve.5(x + 6) + 114 = 9x - 4(x - 9)

A. x = 78 B. x = 150 C. no solution D. x = all real numbers

Mathematics