Simplify the complex fraction.

A. - 6
B.  
C.
D.


Answer: D

Mathematics

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Solve. If necessary, round percents to the nearest tenth and all other answers to the nearest whole.An inspector found 54 defective calculators during an inspection. If this is 0.012% of the total number of calculators inspected, how many calculators were inspected?

A. 450,000 calculators B. 45,000 calculators C. 5400 calculators D. 4500 calculators

Mathematics

Identify the conic section that the polar equation represents. Describe the location of a directrix from the focus located at the pole.r = 

A. hyperbola; The directrix is 1 unit(s) below the pole at y = -1. B. hyperbola; The directrix is 1 unit(s) above the pole at y = 1. C. hyperbola; The directrix is 1 unit(s) to the right of the pole at x = 1. D. hyperbola; The directrix is 1 unit(s) to the left of the pole at x = -1.

Mathematics

Factor completely. If the polynomial cannot be factored, write "prime."8c3 + 125

A. (2c + 5)(4c2 + 25) B. (2c + 5)(4c2 - 10c + 25) C. (8c + 5)(c2 - 10c + 25) D. (2c - 5)(4c2 + 10c + 25)

Mathematics

The point P(x, y) on the unit circle that corresponds to a real number t is given. Find the values of the indicated trigonometric function at t.?Find sin t.

A.
B.
C.
D.

Mathematics