Determine the number that should be added to complete the square of the expression. Then factor the expression.x2 + 
x
A. 36; (x +6)2
B. 
; 
2
C. 
; 
2
D. 
; 
2
Answer: B
Mathematics
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Calculate the circulation of the field F around the closed curve C.F = y2i + x3j; curve C is the counterclockwise path around the triangle with vertices at 
, and 
A. 
B. - 
C. 0
D. 
Mathematics
Find the area enclosed by the given curves.y = 2x - x2, y = 2x - 4
A. 
B. 
C. 
D. 
Mathematics
Given f(x) and g(x), find all values of x for which f(x) = g(x).f(x) = x2 and g(x) = 5 - 8x
A. -4 + 1
, -4 - 1
B. 4 + 
C. -4 + 
, -4 - 
D. -1 + 
, -1 - 
Mathematics
Use the given information to find the exact value of the trigonometric function.sin ? = 
; The terminal side of ? lies in Quadrant I.
Find sin 
.
A. 
B. 
C. 
D. 
Mathematics