Question

Which of the following is not possible?
5
(A) sin A = 5/7
(B) cos A = (1+t^2)/(1-t^2); t≠0
(C) tan A = 100
(D) sec A = 5/2​

Answer 1

Answer:

B) is not possible

Step-by-step explanation:

cosA value lie between -1 to 1