Find the phase shift.y = 3 cos

A.  units to the left
B.  units to the right
C.  units to the right
D.  units to the left


Answer: C

Mathematics

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Express the integrand as a sum of partial fractions and evaluate the integral. 

A. 64 ln  - 
B. 12 ln 5 - 
C. 48 ln 5 - 12ln 4 + 
D. 48 ln  - 

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Find an antiderivative of the given function.x8/3

A. x11/8
B. x11/8
C. x11/3
D. x11/3

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Solve the equation.2x2 - 7x = 9

A. , 1
B. , 1
C. , -1
D. , -1

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A formula is given along with the values of all but one of the variables in the formula. Find the value of the variable not given. Round to the nearest hundredth where necessary.P = 2L + 2W; L = 2, W = 3

A. 5 B. 10 C. 12 D. 7

Mathematics