Teaching BPSC 4.0 बिहार उच्च माध्यमिक शिक्षक भर्ती (PGT) Mock Test Mathematics Integral Calculus Indefinite Integrals
Evaluate:
\(\smallint \frac{{{\rm{dx}}}}{{\sqrt {{{\rm{x}}^2} - 49} }}\)1
\(\ln \left| {{\rm{x}} + {\rm{}}\sqrt {{{\rm{x}}^2} - 49} } \right| + {\rm{C}}\)
2
\(\ln \left| {{\rm{x}} - \sqrt {{{\rm{x}}^2} - 49} } \right| + {\rm{C}}\)
3
\(\frac{1}{7}\ln \left| {{\rm{x}} + \sqrt {{{\rm{x}}^2} - 49} } \right| + {\rm{C}}\)
4
More than one of the above
5
None of the above