Question

simplify (1-sin teta) (1+sin teta) (1+tan^2 teta)​

Answer 1

Answer:

(1-sin theta) (1+sin theta) = (1 - sin sq. theta) = cos sq. theta

Step-by-step explanation:

so,    cos sq. theta x (1+tan^2 theta) =  cos sq. theta x sec sq. theta = 1.