Change the given quantity to the indicated unit. Round the answer to the nearest tenth of the unit if necessary.21 L ?    pt

A. 44.5 pt
B. 19.1 pt
C. 44.1 pt
D. 50.4 pt


Answer: C

Mathematics

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Graph the curve whose parametric representation is given. x = 2t - 1, y = t2 + 1; -4 ? t ? 4 

A.

B.

C.

D.


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Use truth tables to test the validity of the argument.p ? ~q? p ? q

A. Invalid B. Valid

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Find the sum of the given infinite geometric series.(6 + ) + 1 + (6 - ) + . . .

A.
B.
C.
D.

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Evaluate the integral. 

A. -  sin 5x cos3 5x +  +  cos 10x + C
B. -  sin 5x cos2 5x +  +  sin 10x + C
C. -  sin 5x cos3 5x +  +  sin 10x + C
D. -  sin 5x cos3 5x +  +  sin 10x + C

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