Question

what are the fundamental identities of trigonometry..?​

Answer 1

Answer:

it is function sine and tangent of an angle sometime refferd to as the primary basic of trigonometry

Answer 2

Answer:

Fundamental trigo identities

sin²θ + cos² θ= 1

1 + tan²θ = sec² θ

1 + cot²θ = cosec² θ