The solution set of `x^2 - 4x - 21 >=0` is

the solution set of x^2-4x - 21 ge 0 is

the solution set of x^2 - 2x + 2 lt 0 is

the solution set of x^(2) +x -2 =0 is

The solution set of 2x^2-4x +5 gt 0 is

the solution set of x^2 gt 4x+5 is

The solution set of |3-4x| gt 2 is:

P is the solution set of 7x -2 gt 4x + 1 and Q is the solution set of 9x - 45 ge 5 (x - 5) , where x in R . Represent : P cap Q

P is the solution set of 7x -2 gt 4x + 1 and Q is the solution set of 9x - 45 ge 5 (x - 5) , where x in R . Represent : P - Q

The solution set of -x^2 +3x+4gt 0 is