Question 31755
IF IT IS A QUADRATIC YOU CAN DO...SO CONVERT IT INTO A QUADRATIC..PUT Y=X^2..SO WE GET
f(x)=x^4+13x^2+36=Y^2+13Y+36...IT IS A QUADRATIC...FIND Y ...THEN TAKE SQUARE ROOT TO FIND X...IF STILL IN DIFFICULTY PLEASE COME BACK