Simplify the expression. Write the result using positive exponents only.

A.
B.
C. y8
D.


Answer: D

Mathematics

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Divide.66.521 ÷ 100

A. 0.66521 B. 665.21 C. 6652.1 D. 6.6521

Mathematics

Find all six trigonometric functions of ? if the given point is on the terminal side of ?.(Assume that a is a positive number.) ? 

A.


B.


C.


D.


E.


Mathematics

Multiply and simplify. ? 

A. 5m
B.
C.
D. 10

Mathematics

Solve the problem.When making a long distance call from a certain pay phone, the first three minutes of a call cost $2.45. After that, each additional minute or portion of a minute of that call costs $0.50. Find the maximum number of minutes one can call long distance for $11.95.

A. at most 5 minutes B. at most 22 minutes C. at most 30 minutes D. at most 19 minutes

Mathematics