sin20sin40sin60sin80=3/16
Answers
Answered by
4
sin20 = 0.34
sin40 = 0.64
sin 60 = 0.86
sin 80 = 0.98
then sin20×sin40×sin60×sin80=0.34 × 0.64 × 0.86 × 0.98=0.1875
sin40 = 0.64
sin 60 = 0.86
sin 80 = 0.98
then sin20×sin40×sin60×sin80=0.34 × 0.64 × 0.86 × 0.98=0.1875
jks25172:
i need the proof if u can prove it..
yeah sure
we need calculator to prove as u did...but i expect the other type of prove in which we use formulas etc
Answered by
1
DEAR STUDENT,
Kindly check the attached papers for a detailed solution along with step by step elaboration to reach our final solution that is our final desired or required answer to this query that is completely proved.
Which is the required proof or solution process for this type of query.
Hope this helps you and solves your doubts for applying trigonometric identifies to reach a proper solution or a proof!!!!!
Attachments:
Similar questions