The face of clock has a diameter of 14 inches. what is the area?
a 153.86
b 172.81
c189.2
d205.65

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).

Which of the following represents the range of the graph of f(x) below

Which inequality has a dashed boundary line when graphed ?