1. How to Use a number line to show the sum
of 6 +(-7).

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 these two circle theorem questions asap?

Combine the information in the problem and the chart using the average balance method to solve the problem.