Teaching BPSC बिहार माध्यमिक TGT (9 to 10) शिक्षक भर्ती 4.0 Mock Test Quantitative Aptitude Algebra Quadratic Equation
If [a - (1/a)]2 – 6[a – (1/a)] = - 8, then which of the following is a value of 'a – (1/a)'?
1
2, 4
2
1, 4
3
2, 5
4
More than one of the above
5
None of the above