Determine whether the first literal expression is equal to the second literal expression.b - a, a - (-b)
A. Yes
B. No
Answer: B
Mathematics
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Calculate the flux of the field F across the closed plane curve C.F = x2i + y2j; the curve C is the closed counterclockwise path around the triangle with vertices at 
and 
A. 6
B. - 
C. 2
D. 0
Mathematics
Find the center and the radius of the circle.x2 + y2 = 81
A. (0, 9), r = 81 B. (0, 0), r = 9 C. (0, 0), r = 81 D. (9, 9), r = 81
Mathematics
Write a chain rule formula for the following derivative.
for w = f(x, y, z); x = g(r, s), y = h(t), z = k(r, s, t)
A. 
= 
B. 
= 
+ 
C. 
= 
+ 
D. 
= 
+ 
Mathematics
Round to the indicated place value.Round 91.2539 to the nearest thousandth.
A. 91.255 B. 91.25 C. 91.253 D. 91.254
Mathematics