How much money would Nina make if she worked 30 hours in one week?

The multiplication property of zero states that the product of any number and 0 is 0. what must be true about either a or b to make ab=0

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).

Explain how you do each step what term makes it inconsistent y=2x - 4 ?