For the function, f(x)=13x7+9x6−5x5−10x4+7x3−23x2+x−1 7 , state the possible number of: Positive Real Zeroes Negative Real Zeroes
Imaginary Zeroes
Total Zeroes

What is the equation in point slope form of the line that passes through the point (-1, -3) and has a slope of 4? y-1=4(x-3) or y+3=4(x+1)

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 is the equation of a line perpendicular to the line with the equation 3x+4y=8