Draw the graphs of the pair of linear equations. Find the point of intersection. If the lines do not intersect, tell whether the lines are parallel or coincide.
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Solve the equation.x + 
= 
A. 
B. 
C. 
D. 2
Mathematics
Determine i) the domain of the function, ii) the range of the function, iii) the domain of the inverse, and iv) the range of the inverse.f(x) = 
A. f(x): D = 
, R = 
;
f-1(x): D is all real numbers, R = 
B. f(x): D = 
, R = 
;
f-1(x): D = 
, R = 
C. f(x): D = 
, R = 
;
f-1(x): D = 
, R = 
D. f(x): D = 
, R is all real numbers;
f-1(x): D is all real numbers, R = 
Mathematics
Solve the rational inequality.
> 0
A. {5} B. (-?, 5) ? (5, ?) C. (-?, ?) D. ?
Mathematics
Find 
(if it exists).
?
A. ?
B. 4?
C. -4
D. ?
E. does not exist
Mathematics