sinθ=45 হলে tanθ=
A
4/3
B
3/4
C
3/5
D
5/4
Correct Answer: 4/3
cosθ = 1 - sin2θ = 1 - (45)2 = 1 - 1625 = 925 = 35.'.tanθ = sinθcosθ = 4535 = 45×53 = 43