Question

Tan inverse X =3/4 then find cos inverse x

Answer 1

Step-by-step explanation:

Tan = 4/3 =p/b

Tan inverse = 3/4 = b/p

h^2 = p^2+b^2

h = √(4^2 +3^2)

h = √ (16+9)

h= √25

h= 5

Cos = b/h

Cos inverse = h/b = 5/3