Factor. Check by multiplying.25a3b4- 20a5b3
A. 5a3b3(5b - 4a2)
B. 5a3b3(5b2 - 4a2)
C. 5a3b4(5 - 4a2)
D. 5a5b4(5a2 - 4b)
Answer: A
Mathematics
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Use the limit comparison test to determine if the series converges or diverges.
A. Converges B. Diverges
Mathematics
Solve.If an earthquake measured 
on the Richter scale, what was the approximate intensity of the earthquake in terms of I0? The magnitude on the Richter scale of an earthquake of intensity I is 
A. 1,300,000 ? I0 B. 450 ? I0 C. 1,000,000.0 ? I0 D. 130,000 ? I0
Mathematics
Write the partial fraction decomposition of the rational expression.
A. 
+ 
+ 
B. 
+ 
+ 
C. 
+ 
+ 
D. 
+ 
+ 
Mathematics
Add.
A. 19 B. 2 C. 6 D. 3 E. 5
Mathematics