Change the decimal 0.0112 to a fraction

Find the gradient of f(x,y,z)equals=left parenthesis x squared plus y squared plus z squared right parenthesis superscript negative 1 divided by 2 baseline plus ln left parenthesis x right parenthesis x2+y2+z2−1/2+ln(xyz) at the point left parenthesis negative 2 comma 1 comma negative 2 right parenthesis(−2,1,−2).

Atemperature of 1.64◦f corresponds to answer in units of ◦c.

If f(x) and g(x) are inverse functions of each other, which of the following shows the graph of f(g(x)