Question

tan 3x =
Sin^ 2 45+
sin 30"​

Answer 1

Step-by-step explanation:

tan 3x=3tan x-tan^3x/1-3tan^2x

Answer 2

Answer:

x=15

Step-by-step explanation:

tan3x=sin^2 45+sin30

tan3x=1/2+1/2

tan3x=1if tan45=1

then tan3x=tan45

3x=45

x=45/3

x=15