Question

SinA =0.4 find secA+tanA

Answer 1

Hello friends...
Given that:
Sin a = 0.4

Solution:- shown in attachment

Formula used:-
Sec x = 1/√(1- sin²x )
tan x = sin x / √(1-sin²x)

Hence ,
tan A + sec A = 7/√21 answer

## Hope it helps##