Question

Tan 2square x + sec 2 square x =3

Answer 1

Answer:

tan-¹√2

Step-by-step explanation:

Tan ²x+sec²x=3..............eq 1

but sec²x= 1+tan²x

so eq 1 becomes

tan²x+1+tan²x=3

2tan²x=4

tan²x=2

and. x=tan-²√2