Find the exact value of the indicated trigonometric function of ?.sec ? =  , ? in quadrant IVFind tan ?.

A. - 
B. - 
C. - 
D. - 


Answer: C

Mathematics

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Multiply in the indicated base.

A. 312six B. 322six C. 212six D. 302six

Mathematics

Solve the problem.The weights (in pounds) of the five books in Lynn's backpack are as follows: 2.8, 3.1, 3.2, 2, 1.2 What is the mean of these weights? Round to the nearest tenth.

A. 2 pounds B. 3 pounds C. 2.5 pounds D. 2.1 pounds

Mathematics

Add.6 + 6 + 8 + 3

A. 24 B. 23 C. 26 D. 21

Mathematics

Given the polynomial function f(x), find the rational zeros, then the other zeros (that is, solve the equation ), and factor f(x) into linear factors.f(x) = x3 - 75x - 250

A. -5, multiplicity 2; -10; f(x) = (x + 10)
B. -5, multiplicity 2; 10; f(x) = (x - 10)
C. -10, -5, 5; f(x) = (x + 10)(x + 5)(x - 5)
D. -5, 5, 10; f(x) = (x + 5)(x - 5)(x - 10)

Mathematics