Question

prove rhe trigonometric identity : (1+tan^2 0) (1+sin 0) (1-sin 0) =1​

Answer 1

Step-by-step explanation:

(1+tan²A)(1-sin²A). { bcz (a+b)(a-b) = a²-b²}

=→(sec²A)(cos²A)

=→(1/cos²A)(cos²A)

=→1

=RHS

Hence proved.

Answer 2

Answer:

U can speak korean very well