IF x is real , find the real values of a which make `x^2-ax+1-2a^2` always positive.

If x is real, find the real values of p which make 4x^2+px+1 always positive.

IF x is real, find the real values of m which make the expressions mx-x^2-1 always negative.

Find the value of a which makes the expression x^2-ax+1-2a^2 always positive for real values of x.

Find the values of a for which x^2-ax+1-2a^2ge0 for real values of x .

The values of a which make the expression x^2-ax +1-2a^2 always positive for real values of x are- A. -2/3 lt a lt 2/3 B. -2/3 le a le 2/3 C. -2/3 le a le 1 D. 0 lt a lt 2/3

For real values of theta, which of the following is/are always positive?

For real values of theta, which of the following is/are always positive?

Find the value of a for which a x^2+(a-3)x+1 < 0 for at least one positive real x .

If x and a are real, then the value of a for which the expression x^(2)-(3a)/(2)x+1-a^(2) is positive, is