Integrate the function.

A.  sin-1 2x + C
B. 2 sin-1 2x + C
C.  sec-1 2x + C
D. 2 sec-1 2x + C


Answer: C

Mathematics

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A. 4? ln 4 B. ? ln 4 - ? C. 2? ln 4 - ? D. 2? ln 4

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Write a chain rule formula for the following derivative. for w = f(x, y, z); x = g(r, s, t), y = h(r, s, t), z = k(r, s, t)

A.  =  +  + 
B.  =   +   +  
C.  =   +   +  
D.  =   +  

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Solve the equation.x(8x + 6)(x - 1) = 0

A.
B.
C.
D.

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Find the exact value of the expression.sin 185° cos 65° - cos 185° sin 65°

A.
B. - 
C. - 
D.

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