Solution
Expression : secA = x
$$\because$$ $$sec^2A-tan^2A=1$$
=> $$sec^2A=1+tan^2A$$
=> $$secA=\sqrt{1+tan^2A}$$
=> Ans - (D)
Create a FREE account and get:
- Free SSC Study Material - 18000 Questions
- 230+ SSC previous papers with solutions PDF
- 100+ SSC Online Tests for Free
