Question

If A = (t^2,2t); B= (1/t^2, -2/t) and S = (1,0), then 1/SA + 1/SB =
(1) 2
(2) 1/2
(3) 1/5
(4) 1

Answer 1

Option (4) is correct

Answer 2

Answer:

hope it will help uh.......