What is the value of :
Cos23.Sin67 - Sin23.Cos67
Answers
Answered by
2
cos23.sin67 - sin23.cos67
=sin(67-23)
=sin 44
=sin(67-23)
=sin 44
Shanu7070070000:
Its not a trigonometric ratio its a number
Answered by
1
heya sakshi bidwe patil here
cos 23 . sin 67 - sin 23 . cos 67
by applying identity
sin a = cos 90- a
sin 23 cos (90-23) - cos23 . sin ( 90-67)
sin 23 sin 23 - cod 23. cos 23
sin^sq 23. - cod^sq 23
( sin2 a - cos2a =1)
1-1
=0
hope it help
be brainly@
cos 23 . sin 67 - sin 23 . cos 67
by applying identity
sin a = cos 90- a
sin 23 cos (90-23) - cos23 . sin ( 90-67)
sin 23 sin 23 - cod 23. cos 23
sin^sq 23. - cod^sq 23
( sin2 a - cos2a =1)
1-1
=0
hope it help
be brainly@
Raise
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