Question

If tanA=3/4,sin2A is

Answer 1

Answer:

Step-by-step explanation:

Answer 2

tanA = 3/4

using formula

sin2A = 2tanA/(1+tan²A)

sin2A = (2×3/4)/(1+9/16)

= (3/2)/ (25/16)

=( 3/2)×16/25

= 24/25