» Dash collects data on the hair lengths of a random sample of seventh-grade boys in his school.

The data are clustered between

3

3

4

4

Hair Length (in.)

inches and between

and

inches. Dash

can infer from the data that seventh-grade boys in his

school have both short and long hair.

(98 points) i need with 5 questions. answer definitions are welcomed, but not necessary.

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).

Find the coordinates of point x that lies along the directed line segment from y(-8, 8) to t(-15, -13) and partitions the segment in the ratio of 5: 2.