"Vhich lines are perpendicular to the line y - 1 = {(x+2)? Check all that apply. y + 2 = -3(x – 4)
y - 5 = 3(x + 11)
y=-3x - 5
y = {x-2
3x + y = 7

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).

Solve 2x2 + 8 = 0 by graphing the related function. there are two solutions: . there are no real number solutions. there are two solutions: 2 and -2

Which statement accurately describes how to perform a 90° clockwise rotation of point a (1,4) around the origin?