Consider the following matrices and compute AB and BA.
A.
B.
C.
D.
E.
Answer: D
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Using Green's Theorem, find the outward flux of F across the closed curve C.F = (x - y)i + (x + y)j; C is the triangle with vertices at (0, 0), (7, 0), and (0, 9)
A. 126 B. 63 C. 567 D. 0
Find the slope of the line tangent tangent to the graph a the given point. y= x2 + 6x, x = -8
A. m = 16 B. m = -2 C. m = -16 D. m = -10
In a certain city there is a river running through the middle of the city. There are four islands and eleven bridges as shown in the figure below.
It is possible to take a walk through this town, starting on the South Bank, crossing each bridge one (and only once) and ending
A. on island B. B. back on the South Bank. C. on the North Bank. D. on island C. E. none of these
Evaluate the expression.(0.8) 2
A. 1.6 B. 0.64 C. 6.4 D. 0.064