The standard matrix A for the linear transformation T, where T is the counterclockwise rotation of 45° about the origin in  is given by . Use the  matrix A to find

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?



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

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Answer: A

Mathematics

Find the mean, median, and mode for each set of numbers.87, 93, 82, 87, 80, 76, 83

A. Mean = 86, Median = 88, Mode = 82 B. Mean = 83, Median = 87, Mode = 83 C. Mean = 84, Median = 83, Mode = 87 D. Mean = 85, Median = 80, Mode = 76

Use even and odd properties of the trigonometric functions to find the exact value of the expression.csc 

A. 0 B. -1 C. 1 D. undefined

Subtract. Write the answer in lowest terms as a mixed number.

A. 17
B. 18
C. 17
D. 16

Solve the inequality and graph the solution set. ? 2

A.  ? 

B. (-?, ?)

C.

D. ?