Question

यदि x = sece + tane हो, तो (x) +(1/x) होगा-
(a)1 (b) 2 (c) 2 tane (d) 2sece.​

Answer 1

Step-by-step explanation:

$x = sece \: + tane \: \\ \frac{1}{x} = sece \: - tane \\ x + \frac{1}{x} = sece + tane \: + sece - tane \\ \: \: \: \: \: \: \: \: \: \: \: \: \: = 2sece \\ \\ \\ hope \: it \: will \: help \: you.$