Simplify the exponential expression.x-5 ? x2

A. - 
B. x3
C. -x3
D.


Answer: D

Mathematics

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Find a formula for the nth partial sum of the series and use it to find the series' sum if the series converges. +  +  + ... +  + ...

A. ; 4
B. ; 2
C. ; 4
D. ; 2

Mathematics

Write as a fraction in lowest terms.0.848

A.
B.
C.
D.

Mathematics

Convert the repeating decimal to a fraction.0.

A.
B.  
C.  
D.  

Mathematics

Solve area problem.The diameter of a discus is about 8.6 in. What is the area of one flat surface of the discus? (Round to the nearest hundredth.)(Use 3.1 4 for ? .)

A. 58.06 in.2  B. 27 in.2  C. 29.03 in.2 D. 232.23 in.2 

Mathematics