Decide whether the statement is always true, sometimes true, or never true.The sum of two positive numbers is negative.
A. Always true
B. Sometimes true
C. Never true
Answer: C
Mathematics
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Evaluate the integral.
dx
A. 
+ 2(x + 2)-1 + C
B. (x + 2)2 tan-1 2x + ln 
+ 2(x + 2)-1 + C
C. 
+ ln 
+ 2(x + 2)-1 + C
D. 
+ ln 
- 2(x + 2)-1 + C
Mathematics
Determine any local or absolute extrema as indicated.Estimate graphically the local extrema of 
A. Local maximum: -3.56; no local minimum B. Local maximum: -3.56; local minimum: -0.37 C. No local maximum; local minimum: -3.56 D. No local maximum; local minimum: -0.37
Mathematics
Graph the function by starting with the graph of the basic function and then using the techniques of shifting, compressing, stretching, and/or reflecting.f(x) = 7|x|
A. 
B. 
C. 
D. 
Mathematics
Find the distance d(A, B) between the points A and B.A
; B
A. 
B. 
C. 
D. 
Mathematics