Use the order of operations to simplify the expression.2 +
2- 
A. 
B. 
C. 4
D. 7
Answer: D
Mathematics
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Solve the problem.Find symmetric equations for the line through the points P(-1, -1, -3) and Q(2, -5, -5).
A. 
= 
= 
B. 
= 
= 
C. 
= 
= 
D. 
= 
= 
Mathematics
Evaluate the integral using the given substitution.
dx , u = - 
A. - 
+ 
sin 
+ C
B. - 
+ sin3 
+ C
C. 
+ 
sin 
+ C
D. - 
+ 
sin 
+ C
Mathematics
Write an equivalent double integral with the order of integration reversed.
A. 
B. 
C. 
D. 
Mathematics
Provide an appropriate response.A function has an inverse if and only if the function is ___________ .
A. one-to-one B. unique C. able to be graphed D. linear
Mathematics