Gina is using a geometry software program to construct some triangles and study their properties. Line h is perpendicular to line l as shown in the figure. Based on the information given, what is the measure, in degrees,

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).

The step function g(x) is defined as shown.what is the range of g(x)? ***answer choices in picture.

How can you use synthetic substitution to tell whether a given binomial is a factor of a polynomial?