If f(x)=−2(x+7), then what is f(−10)? 66 3434 −34negative 34 −6negative 6

In trapezoid efgh, m∠gfe=63∘. identify m∠ghe. !

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).

What is negative 3/9 times negative 2/8 ?