Proving identity need ur help
Attachments:
Answers
Answered by
1
Use trig identities: 2sina.cosa=sin2a
and 2sin2a=1−cos2a
sin2a.cos2a = (1/4)(sin22a) = (1/8)(2sin22a) =
=(1/8)(1−cos4a)
hope it helps you
a is theta don't get confuse
and 2sin2a=1−cos2a
sin2a.cos2a = (1/4)(sin22a) = (1/8)(2sin22a) =
=(1/8)(1−cos4a)
hope it helps you
a is theta don't get confuse
kutty10:
it helps you??
no
ok
no problem
how u got 1/4sin22a
Similar questions