Answer to Question #21302 in Trigonometry for Sameesta

Question #21302

prove that:
sin20sin40sin60sin80: 3/16

1

Expert's answer

2012-12-27T08:00:41-0500

Dear visitor Unfortunately, the statement of your question is a bit confusing. What do you need to be done? Please, give us the details so we could help you

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