Perform the indicated operations and simplify the result. Leave the answer in factored form.
+ 
- 
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Simplify. Be sure to rationalize the denominator. Assume that all variables represent positive real numbers.
A. 
B. 
C. 
D. 3
Mathematics
Verify the identity.
+ 
= 2 sec t
What will be an ideal response?
Mathematics
Graph the function by starting with the graph of the basic function and then using the techniques of shifting, compressing, stretching, and/or reflecting.f(x) = 
A. 
B. 
C. 
D. 
Mathematics
In ?ABC, if a = 10, b = 11 and ?C = 85°, find ?A, ?B and c. Round to the nearest tenth.
Mathematics