Uhm, I really don’t know what to say in the description but I’m just making up work from 2020

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).

The graph below represents the number of dolphins in a dolphin sanctuary. select all the key features of this function.

The number of fish in a lake can be modeled by the exponential regression equation y=14.08 x 2.08^x where x represents the year