Use transformations to graph the function.y = 3 cos x

A.

B.

C.

D.


Answer: D

Mathematics

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Find the domain of the rational expression. 

A. {x|x is a real number and x ? 7 and x ? 0} B. {x|x is a real number and x ? 0} C. {x|x is a real number} D. {x|x is a real number and x ? 7}

Mathematics

Find the exact value of y, or state that y is undefined.y = sin-1 

A.
B. - 
C.
D.

Mathematics

For the compound inequality, give the solution set in both interval and graph forms. 5x - 5 ? -15 or 5x - 5 ? 5

A. (-?, -2] ? [2, ?)
 
B. [-2, 2]
 
C. (-?, 2]
 
D. [-2, ?)
 

Mathematics

Follow the order of operations to work the problem.-9.8 + 15.6 - (-5.4)

A. -11.2 B. 11.2 C. 0.4 D. -30.8

Mathematics