Find the potential function f for the field F.F = 
A. f(x, y, z) = 
B. f(x, y, z) = 2ex2+y2
C. f(x, y, z) = ex2 + ey2
D. f(x, y, z) = ex2+y2
Answer: D
Mathematics
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Find the inverse of the one-to-one function. y = 5x = 8
a. 
b. 
c. 
d. 
Mathematics
Use the Gauss-Jordan method to solve the system of equations. If the system has infinitely many solutions, let the last variable be the arbitrary variable. 7x - 9y - z = -24 x - 3y - 5z = -54-2x + y + z = 7
A. {(3, 4, 9)} B. ? C. {(-3, 4, 6)} D. {(3, 9, 4)}
Mathematics
Factor the expression completely.x4 - 1
A. (x2 + 1)(x - 1)(x + 1) B. (x2 + 1)(x2 - 1) C. (x2 - 1)(x - 1)(x + 1) D. (x + 1)2(x - 1)2
Mathematics
Simplify the complex number and write it in standard form.
?
?
A. ?
B. ?
C. ?
D. ?
E. ?
Mathematics