Use the given function value(s), and trigonometric identities (including the cofunction identities), to find the indicated trigonometric functions.
?

?
sec ? and csc(90° - ?)
?

A. ? and 
B.  and 
C. ? and 
D. ? and 
E. ? and 


Answer: B

Mathematics

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Use one of the following distance formulas to answer the question. d = r ? tr = t = If Jin drives  in 6 hours, what is her average speed during the trip?

A. 240 mph B. 40 mph C. 36 mph D. 34 mph

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Answer the question.How can the graph of f(x) =  - 4 be obtained from the graph of y = ?

A. Shift it horizontally 11 units to the right. Stretch it vertically by a factor of 4.
B. Shrink it horizontally by a factor of . Shift it 4 units down.
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D. Shift it horizontally 11 units to the left. Shift it 4 units down.

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Encode or decode the given message, as requested, numbering the letters of the alphabet 1 through 26 in their usual order.Use the coding matrix A =  to encode the message LIFE.

A.
B.
C.
D.

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Find the domain of the expression.

A. { p ? -4}
B. (-?, ?)
C. { p ? 4}
D. { p ? 6}

Mathematics