What does volume measure? a. the amount of space occupied by a two-dimensional solid object b. the total area of all the surfaces of a three-dimensional solid object c. the amount of space inside the boundary of a two-dimensional object d. the amount of space occupied by a three-dimensional solid object

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).

Acar started driving from city a to city b, distance between which is 620 miles, at a rate of 60 mph. two hours later a truck left city b and started moving towards city a at a rate of 40 mph. how many hours after the truck's departure will the two meet?

M.xyz =radians. covert this radian measure to its equivalent measure in degrees.