Perform the row operation(s) on the given augmented matrix.(a) R2 = 3r1 + r2(b) R3 = -2r1 + r3(c) R3 = 4r2 + r3
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Find the gradient field F of the function f.f(x, y, z) = ex9 + y6 + z5
A. F = x9ex9 + y6 + z5i + y6ex9 + y6 + z5j + z5ex9 + y6 + z5k B. F = 9x8ex9i + 6y5ey6j + 5z4e z5k C. F = 9x8ex9 + y6 + z5i + 6y5ex9 + y6 + z5j + 5z4ex9 + y6 + z5k D. F = x8ex9 + y6 + z5i + y5ex9 + y6 + z5j + z4ex9 + y6 + z5k
Mathematics
Find the absolute value.
A. 
B. - 
C. 0
D. 
Mathematics
Find the slope of the line through the points and interpret the slope. 
A. 
; for every 7-unit increase in x, y will increase by 1 unit
B. -7; for every 1-unit increase in x, y will decrease by 7 units
C. - 
; for every 7-unit increase in x, y will decrease by 1 unit
D. 7; for every 1-unit increase in x, y will increase by 7 units
Mathematics
Graph the rational function.y = 
A. 
B. 
C. 
D. 
Mathematics