Use the sum and different formulas for sine, cosine, and tangent to evaluate the exact values for the trigonometric function. Pls show work. - 道道学堂问答

Use the sum and different formulas for sine, cosine, and tangent to evaluate the exact values for the trigonometric function. Pls show work.

匿名用户最后更新于 2021-12-01 19:18 数学类Mathematics

sin 15° 23-1) (2(3+ 1) 4 4 ОА ов 23+ 1) 23-1) 4 4 Ос

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