Teaching BPSC बिहार माध्यमिक TGT (9 to 10) शिक्षक भर्ती 4.0 Mock Test Quantitative Aptitude Algebra Quadratic Equation
If α and β are the zeros of the quadratic polynomial f(x) = x2 + x - 2, find the value of \(\rm \frac{1}{\alpha}-\frac{1}{\beta}\).
1
-3/2
2
2/3
3
3/2
4
More than one of the above
5
None of the above