Mathematics
Senior High
Solved
2枚目答えです。
3行目の式から4行目の式になるのがどうしてかわかりません。よろしくお願いします
4
3- sin°x
Sin*x
xP
9
3
与式 =
sin z) de
sin?
-3 cot z + cosz
(-3co+
)-(-3cot
T
+ CoS
6
T
ー+ cos
+ COS
三
4
V3
-3-V3 +
2
1
= -3+
+3v5-
V3
2
学
5V3
1
= -3+
V2
2
Answers
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