Question

viii) If tan 4A x tan 5A = 1, then find the value of tan 3A

​

Answer 1

Answer:

hopes it helps u and pls mark as brainliest

Answer 2

tan4A+tan5A=1

tan9A=1

tan9A=tan45

9A=45

A=5

tan3A

=3A

=3×5

=15

tan3A=15

@Hope it is helpful to you.@