Evaluate the expression.-
A. ±2
B. 2
C. 0
D. -2
Answer: D
Mathematics
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Simplify the expression. Assume all variables represent nonnegative real numbers. Write the answer in exponential form when necessary.(256x4y-16)1/4(x2y-1/3)
A. 
B. 
C. 4x3y13/3
D. 
Mathematics
Find the value of each square root by use of a calculator. Each number is approximate.
- 
A. 0.0629 B. 0.0754 C. 0.0736 D. 0.0861
Mathematics
Evaluate the integral. 
A. ln 
+ C
B. - 
ln 
+ C
C. - 
ln 
+ C
D. 
ln 
+ C
Mathematics
Solve.log81 = x
A. x = 8 B. x = 0 C. x = 64 D. x = 1
Mathematics