Question

Evaluate:

$\int\limits {\sqrt{sec\,(x)} } \, dx$

Answer 1

In India, major economic deposits of iron ore are found associated with volcano- sedimentary Banded Iron Formation (BIF) of Pre-Cambrian Age. The major "hematite" type iron deposits are located in well defined belts in the States of Orissa, Jharkhand, Chhattisgarh, Maharashtra, Goa and Karnataka (Fig. -8).