Simplify the expression. (Remember the order of operations.)19 - (-5) + 16 + (-12)
A. 28
B. 42
C. -42
D. 4
Answer: A
Mathematics
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Perform the operation.
Add 
and 
.
?
A. 
B. 
C. 
D. 
E. 
Mathematics
Provide an appropriate response.Find the equation of the line that is perpendicular to the line 3y = 2x - 1 and passes through the point (-4, 2).
A. 2x - 3y = -14 B. x + 2y = 0 C. 3x + 2y = -8 D. 3x + 2y = -4
Mathematics
Find a formula for the nth partial sum of the series and use it to find the series' sum if the series converges.
+ 
+ 
+ ... + 
+ ...
A. 
; 6
B. 
; 6
C. 
; 6
D. 
; 6
Mathematics
Solve the problem.The length and width of a rectangle have a sum of 78. What dimensions give the maximum area?
A. Length 38 and width 40 B. Length 29 and width 49 C. Length 30 and width 48 D. Length 39 and width 39
Mathematics