A worker at a computer factory can assemble 8 computers per hour. How long would it take this worker to assemble 200 computers?
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0 20 h
25 h
200 h
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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).

Can someone me with the property questions for 12 13 and 14 plz

Which of the following parabolas opens down?