Find the x-values (if any) at which the function  is not continuous. Which of the discontinuities are removable?

A. , removable
B. , removable
C. , not removable
D. continuous everywhere
E. , not removable


Answer: D

Mathematics

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Fill in the blank(s) with the appropriate word(s).

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Use a graphing calculator to graph the function using the given viewing window parameters.y = cos x + 1 

A.

B.

C.

D.

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Solve the radical equation, and check all proposed solutions. + 5 = x + 1

A. {2, 8}
B.
C. {-4}
D. {8}

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