Graph the function.y = -tan 

A.

B.

C.

D.


Answer: B

Mathematics

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Solve the problem.A sequence of yearly payments of $5000 is invested at an interest rate of 1.5%, compounded annually. What is the total amount of the annuity after 10 years?

A. $54,513.61 B. $53,013.61 C. $52,513.61 D. $53,513.61

Mathematics

Solve the equation by making an appropriate substitution.x4 - 20x2 + 64 = 0

A. {4, 16} B. {-2, 2, -4, 4} C. {-2i, 2i, -4i, 4i} D. {2, 4}

Mathematics

Find area of figure. Round to the nearest hundredth if necessary.Find the area of a square measuring 11 km on a side.

A. 242 km2 B. 22 km2 C. 44 km2 D. 121 km2

Mathematics

Solve the problem.The voltage E in an electrical circuit is given by E = 5.7 cos 40?t, where t is time measured in seconds. Find the frequency of the function (that is, find the number of cycles or periods completed in one second).

A. 20
B. 40
C.
D.

Mathematics