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Clearnote
Q&A
Senior High
Mathematics
教えてください😔
Mathematics
Senior High
over 2 yearsago
ゲストみなみ
教えてください😔
* [3] 図を参考にして、次の三角関数の値を求めなさい。 (教科書p. 68, p.69) (2) (1) sin 240⁰ = cos 240°= tan 240°= 240° < 途中式) 1330 Check sin 330* = cos 330' = tan 330' = (3) -210° sin(-210)= cos(-210)= tan(-210)= [4] 母が第3象限の角で, cosl=-1のとき, sine,tane の値を求めなさい。(教科書p.71) ck Check!
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