Question

(a) find fx (xxy), fy (2 sf)
fx (103), and fy (-294) for
given function of
z=f(ug) = 3 x 34 x 4 + 4x +
the
15​

Answer 1

Step-by-step explanation:

Let "me" be the number x. It is unknown as this point.

81 divided by x = x

81/x = x

81 = x*x ... Multiply both sides by x.

81 = x^2

x^2 = 81

x = sqrt(81)

x = 9

Notice how 54/x = 54/9 = 6. So that checks out.