find the value of sin15°=?
( with proper steps ,only in fraction form)
Answers
Answered by
1
sin15=sin (60-45)
sin60cos45-cos60sin45
(3)^1/2/2×1/(2)^1/2-1/2×1/(2)^1/2
(3)^1/2-1/(2 (2)^1/2)
that's all..
sin60cos45-cos60sin45
(3)^1/2/2×1/(2)^1/2-1/2×1/(2)^1/2
(3)^1/2-1/(2 (2)^1/2)
that's all..
Answered by
2
Sin 15°
=cosec15°
=cosec(90°-75°)
=sin75°
answer=0.9659
hope it will help
=cosec15°
=cosec(90°-75°)
=sin75°
answer=0.9659
hope it will help
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