Simplify. Write your answer with positive exponents only.
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Choose the polar equation that matches the graph.
A. r = sec(2?) B. r = csc(2?) C. r = cos(2?)/? D. r = cos(?/2)
Mathematics
Decide whether the given set of numbers is a commutative group under the given operation.Whole numbers; addition
A. No B. Yes
Mathematics
Perform the indicated operation. Write the answer in simplest form.
? 6
A. 
B. 
C. 
D. 
Mathematics
Provide an appropriate response.- 
= 83Is this a linear equation?
A. Yes B. No
Mathematics