Is the function shown in the graph one-to-one? Yes, there exists one output for every input.
No, there exists more than one output for at least one input.
No, there exists more than one input for at least one output.
Yes, there exists one input for every output.

3. find the radius of circle p.4. find y.

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).

Aconstruction worker has rope 9 m long he needs to cut it in pieces that are each 3 /5 m long how many such pieces can he cut without having any rope leftover?