Question

if x=secx+tanx then, x+1/x is

Answer 1

Answer:

THEN WE  CAN SAY

(secx+tanx)^2/secx +tanx +1/ secx+ tanx

if we say sec^2 x-tan^2 x =1

then on substituting

2sec^2 x+2secx tanx/secx+tanx

= 2sec x

Step-by-step explanation:formula used (a+b)^2 =a^2 +b^2 =2ab