Question

(1+tan2) (1+sin) (1-sin)prove it​

Answer 1

Answer:

sec^2theta (1-sin^2theta )

sec^2theta × cos^2theta

1/cos^2theta ×cos^2theta

1

hope this helps you

Answer 2

Step-by-step explanation:

finally we have

L. H. S = cos² teta¹ x cos²teta=1

L. H. S =R. H. S