Answer the question.For f(x) = 2x + 5 and g(x) = 4
, what is the domain of g?f?
A. All real numbers
B. 
C. 
D. 
Answer: B
Mathematics
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Subtract.21 - 21
A. 20 B. 21 C. 1 D. 0
Mathematics
Give a direct proof of the following angles
Proof: STATEMENTS REASONS
?1 and ?3 are vertical angles ________________________
Mathematics
Graph the line.- 
x + y = -3
A. 
B. 
C. 
D. 
Mathematics
Multiply. Leave the answer in factored form when appropriate.
? 
A. 
B. 
C. 
D. 
Mathematics