Find the LCD of the given fractions by inspection. and 

A. 14
B. 5
C. 45
D. 9

Answer: C

Mathematics

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Solve the initial value problem. = x cos (7x2), y(0) = 8

A. y =  sin(7x2) + 8
B. y =  sin (u)
C. y =  sin(7x2) + 8
D. y = sin (7x2) + 8

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Mathematics

Solve the problem.Two pulleys of diameters 6 m and 3 m are connected by a belt. The larger pulley rotates 42 times per min. Find the angular speed of the smaller pulley.

A. 84? radians per min B. 126? radians per min C. 168? radians per min D. 252? radians per min

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Graph the function over a one-period interval.y =  cos 4 

A.

B.

C.

D.

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Simplify. ÷  - 

A.  
B.
C.  
D.

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Mathematics