Write the partial fraction decomposition of the rational expression.

A.  +  - 
B.  +  + 
C. -  -  - 
D. -  +  + 


Answer: B

Mathematics

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Solve the problem.Suppose that for an electrical appliance, voltage is given by  and amperage by  where t is time in seconds. The wattage is given by  Find the maximum wattage used by the appliance.

A. 202.23 B. 101.115 C. 404.46 D. 189

Mathematics

Divide.17.55 ÷ 3.9

A. 45 B. 4.5 C. 5.5 D. 0.45

Mathematics

The graph below is one complete cycle of the graph of an equation containing a trigonometric function. Find an equation to match the graph. If you are using a graphing calculator, graph your equation to verify that it is correct. ? ? ?

A.
B. ?
C. ?
D. ?
E. ?

Mathematics

Express the verbal representation for the function f graphically.Square the input x to obtain the output y.

A.

B.

C.

D.

Mathematics