Simplify the radical expression. Assume that all variables represent positive real numbers.
? 
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Determine whether the integration formula is correct. 
cos-1 7x dx = 
cos-1 7x + 
+ C
A. Yes B. No
Mathematics
Solve. Use ? ? 3.14 and round to the nearest hundredth.A water sprinkler sends water out in a circular pattern. The radius of watering is 8 feet. Determine how large an area is watered.
A. 12.56 ft2 B. 50.24 ft2 C. 200.96 ft2 D. 25.12 ft2
Mathematics
Given 
, find ?f / ?y
What will be an ideal response?
Mathematics
Write < or > to make a true statement.
____ 
A. > B. <
Mathematics