1)3x^2-12x-21 solve by completing the square in simplest radical form
2) (1/x+3)-(2/3-x)=(4/x^2-9)find values of x
3)3/radical(3a^2b^4) is equivalent to
4) factor completely 27x^-75x^4
2) (1/x+3)-(2/3-x)=(4/x^2-9)find values of x
3)3/radical(3a^2b^4) is equivalent to
4) factor completely 27x^-75x^4