Find the distance between a point (–7, –19) and a horizontal line at y = 3.

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).

Pat listed all the numbers that have 15 as a multiple write the numbers in pats list

The graph of a curve that passes the vertical line test is a: