Use the fact that the trigonometric functions are periodic to find the exact value of the expression. Do not use a calculator.tan 930°

A.
B.
C.
D. -


Answer: B

Mathematics

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Use a combination of rules for exponents to simplify. Write answers with only positive exponents. Assume that all variables represent nonzero real numbers.t-8 ? t4 ? t-6

A.
B.
C. t18
D. t10

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Express the radical in simplified form. Assume that all variables represent positive real numbers.

A. 8x
B. 8x
C. 8
D. 128x 

Mathematics

Divide and simplify. ÷  

A.
B.
C.
D.

Mathematics

Insert <, >, or = between the pair of numbers to form a true statement.0.486  0.416

A. < B. = C. >

Mathematics