Mathematics
Senior High
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[6] 次の三角比の値を求めなさい。 [思判・表]
(P114~115 参照)
(1) cosA= 1/3のとき, sinA, tanA
3
(2) sinA= のとき, cosA, tanA
5
[6]
sinA=
(1)
tanA =
(2)
COSA=
tanA =
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