Mathematics
Senior High
線を引いたところがなぜそうなるのか分からないです💦
(2)
S
Sin²x
cos²x
sinxdx =
smixdx
cos x = txfice - smix dx = dt, suixdx=-dt
ピート
= 5+t²-1-lidt - Stadt = √(1- # ) dt
=
1-c05²x
cos²x
= + + = = /2 + (
+C = cost +===²=+C
cost+C
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