Use a computer or graphing calculator to find the limit. Begin by plotting the function in an appropriate window.cos x

A. ?
B. 1
C. 0
D. Does not exist

Answer: B

Mathematics

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At what points is the given function continuous?f(x, y) = ex+y

A. All (x, y) in the first quadrant B. All (x, y) ? (0, 0) C. All (x, y) D. All (x, y) satisfying x + y ? 0

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Mathematics

Solve the given differential equation. (The form of yp is given.)25D2y - y = sin x (Let yp = A sin x + B cos x.)

A. y = c1ex/5  + c2e-x/5 - sin x
B. y = c1ex/5  + c2e-x/5 - cos x
C. y = c1ex/5  + c2e-x/5 + sin x
D. y = c1ex/5  + c2e-x/5 - sin x + cos x

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Mathematics

Graph the function by starting with the graph of the basic function and then using the techniques of shifting, compressing, stretching, and/or reflecting.f(x) = - 

A.

B.

C.

D.

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Mathematics

Solve the equation. - 10 = 0

A.
B. ?
C. {100}
D.

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Mathematics