Identify the equation without applying a rotation of axes.3x2 - 7xy + 3y2 - 4x - 4y + 5 = 0
A. hyperbola
B. parabola
C. circle
D. ellipse
Answer: A
Mathematics
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Find all the first order partial derivatives for the following function.f(x, y) = ln 
A. 
= -ln
; 
= ln 
B. 
= 
; 
= 
C. 
= - 
; 
= 
D. 
= -ln 
; 
= ln 
Mathematics
Using the Divergence Theorem, find the outward flux of F across the boundary of the region D.F = 3xy2i + 3x2yj + 2xyk ; D: the region cut from the solid cylinder x2 + y2 ? 9 by the planes z = 0 and z = 2
A. 972?
B. 243?
C. 
?
D. 486?
Mathematics
Provide an appropriate response.Is it true that 1 × 10-13 is written in scientific notation?
A. Yes B. No
Mathematics
Tell whether the statement is true or false.{5, 7, 8, 10} ? ? = {5, 7, 8, 10}
A. True B. False
Mathematics