Mathematics
Senior High
Resolved
(5)と(6)が分からないので教えて欲しいです。
を求めよ。
(2)
Scos (30+) de
dx
(3x-1)²
のどの部分を置き換えるのかを考える。
(2) Scos (30+) do
30+音=とおく
d
do
- (30 + 7) =
(3) Se-*+¹dx
(6) √3-5t dt
dt
3¹ = 10
do = 1/2 dh
Scos (30+) do =S cost d
== Sink
= 1/32 $in (30+)
(3) fe-**¹ dx
-x + 1 = t
dx(x+1)=1
-1 =
dh
dz
da = - dk
Se-x+¹ dx
= Se* * -dħ
= et x-dh
=-etdħ +
=-etx+¹ dh
(5)) (32-1)³
3x-1 tħ
d
dx
S
-(32-1)
3
d
dx
dk
-x+ /
t
dx=3/dk
(32-13² da
= St - ² x 3d t
= // St²²dt
==// * -d²¹+ C
=1/13x13x-123+C
===// × (-=-3x+1)=¯¹² + C
= (x + 1) = ¹ + c
(6) S√3-5k di
Answers
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√のやつはそうやって考えればいいんですね!
ありがとうございます🥲