Find the value of x,

19.6 25.8 18.1 20.4

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).

Write an equation for the function that includes the points (1,4/5) and (2,2/3)

Write the slope-intercept form of the line that passes through the point (1, 0) and is parallel to x - y = 7. t