Find the indicated term of the binomial expansion.(5x + 3)3; 3rd term

A. 225x2
B. 81
C. 135x 
D. 405x 


Answer: C

Mathematics

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Use the compound interest formula to compute the total amount accumulated.$100 for 3 years at 3% compounded quarterly

A. $109.27 B. $109.38 C. $102.27 D. $109.00

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Express the area of the region bounded by the given line(s) and/or curve(s) as an iterated double integral.The parabola  and the line 

A.
B.
C.
D.

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Simplify the expression.tan2 ? csc2 ?

A. sin ? B. cos3 ? C. tan2 ? D. sec2 ?

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Write the expression in the form a + bi.

A.  - i
B. 1 - i
C.  + i
D.  - i

Mathematics