Question

is trigonometric identities there for class 10 CBSE 2020

Answer 1

Answer:

yes

Step-by-step explanation:

sin^2-cos^2=1

sec^2-tan^2=1

cosec^2-cot^2=1

Answer 2

Answer:

In mathematics, trigonometric identities are equalities that involve trigonometric functions and are true for every value of the occurring variables where both sides of the equality are defined. Geometrically, these are identities involving certain functions of one or more angles.