Solve the system in terms of the arbitrary variable listed.z; x + y + z = 92x - 3y + 4z = 7
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Evaluate the integral.
2x dx
A. - 
+ 
cot 2x + C
B. - 
- 
cot 2x + x + C
C. - 
+ 
cot 2x - x + C
D. - 
+ 
cot 2x + x + C
Mathematics
Multiply and simplify.
? 
A. 
B. - 
C. 
D. - 
Mathematics
Solve the equation.
= 
A. {-39} B. {9} C. {39} D. {5}
Mathematics
Determine the maximum possible number of turning points for the graph of the function.g(x) = - 
x + 1
A. 1 B. 0 C. 3 D. 2
Mathematics