If and , find a formula for

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A.
B.
C.
D.

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Answer: A

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 = c₁e^x/5  + c₂e^-x/5 - sin x
B. y = c₁e^x/5  + c₂e^-x/5 - cos x
C. y = c₁e^x/5  + c₂e^-x/5 + sin x
D. y = c₁e^x/5  + c₂e^-x/5 - sin x + cos x

Find the exact value of the expression, if possible. Do not use a calculator.cos-1  

A.
B. ?
C.
D. 0

Graph the function by starting with a function from the library of functions and then using the techniques of shifting, compressing, stretching, and/or reflecting.g(x) = - 4(x + 3)2 + 5

A.

B.

C.


D.

Solve.Attendance at a soccer game was reported to be 25,355. Round this number to the nearest thousand.

A. 25,355.0000 B. 25,000 C. 25,400 D. 26,000