3. Find the volume of a hemisphere with a radius of
11 inches. Round to the
nearest tenth.

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 suare root of 9x plus 7 plus the square rot of 2x equall to 7

Olga bought a new skirt that cost $20. sales tax is 5%. how much did olga pay, including sales tax? 7.