[" The values of "'a'" for which "],[(a^(2)-1)x^(2)+2(a-1)x+2" is positive for "],[" any "x" are "]

The values of a for which (a^(2)-1)x^(2)+2(a-1)x+2 is positive for all real x are

the values of a for which (a^(2)-1)x^(2)+2(a-1)x+2 is positive for all real x are.

the values of a for which (a^2-1)x^2+2(a-1)x+2 is positive for all real x are.

The complete set f values of ' a ' for which (a^2-1)x^2+2(a-1)x+2 is positive for any x are . a.a≥1 b. a ≤ 1 c. a >-3 d. a 1

The complete set f values of a ' for which (a^(2)-1)x^(2)+2(a-1)x+2 is positive AA x in Ra>=1 b.a -3 d.a =1

The value of x for which (x-1)/(x)>=2

The minimum value of 'a' for which a^(2)x^(2)+(2a-1)x+1 is non-negative for any real x is __________

The least integral value of 'k' for which (k-1) x ^(2) -(k+1) x+ (k+1) is positive for all real value of x is:

Find the values of k for which |(x^(2)+kx+1)/(x^(2)+x+1)|<2,AA x in R

The value of x for which 2 sin^(-1)x =sin^(-1)(2xsqrt(1-x^(2))) is