Add or subtract.
+ 
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Use a graphing calculator to find the indicated limit by plotting the function near the limit point.
A. 0 B. 16 C. 2 D. 1
Mathematics
Use the fact that 
f(x) = 
f 
to find the limit.
n
A. e1/2 B. e-1/2 C. e-2 D. e2
Mathematics
Simplify. Assume that all variables represent positive real numbers.
- 
A. -7
B. -3.5
C. - 
D. - 
Mathematics
Prove the identity.
= 
What will be an ideal response?
Mathematics