Teaching BPSC 4.0 बिहार उच्च माध्यमिक शिक्षक भर्ती (PGT) Mock Test Mathematics Parabola, Ellipse and Hyperbola Ellipse
If the foci of the ellipse \(\dfrac{x^2}{16} + \dfrac{y^2}{b^2}=1\) and the hyperbola \(\dfrac{x^2}{144}-\dfrac{y^2}{81}=\dfrac{1}{25}\) coincide, then the value of b2 is
1
1
2
5
3
7
4
More than one of the above
5
None of the above