Solve the system of linear equations below.
2х + зу = 2
х+ 6у = 4
а. x = 0, y=2/3
bх = 2, y = -2/3
c. х = 4/3, у=2/9
d. x = 4, y = -2

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Which graph represents the parent function of y=(x+2)(x-2)

Find the directions in which the function increases and decreases most rapidly at upper p 0p0. then find the derivatives of the function in these directions. f(x, y)equals=x squared plus xy plus y squaredx2+xy+y2, upper p 0p0left parenthesis 1 comma negative 4 right parenthesis