Simplify the exponential expression.23 ? 2-4
A. - 
B. 
C. -2
D. 128
Answer: B
Mathematics
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Use a trigonometric substitution to evaluate the integral.
A. tan-1 
+ C
B. sinh-1 
+ C
C. sin-1 
+ C
D. cosh-1 
+ C
Mathematics
Divide and simplify.
÷ 
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.Find the centroid of the region cut from the fourth quadrant by the circle x2 + y2 = 25.
A. 
= 
, 
= - 
B. 
= 
, 
= - 
C. 
= - 
, 
= 
D. 
= 
, 
= - 
Mathematics
The following lists the number of organ transplants given in 2006. Use this data to construct a pie chart.
Mathematics