The difference between the square root of a number is 30 what is the number

Find parametric equations for the line tangent to the curve of intersection of the surfaces at the given point. surfaces: xsquared2plus+2yplus+2zequals=1212 yequals=33 point: left parenthesis 1 comma 3 comma five halves right parenthesis

Which statement best describes how to determine whether f(x) = x squared- x +8 is an even function ?

Felix wrote several equations and determined that only one of the equations has no solution. which of these equations has no solution?