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Asagami
@Asagami
August 2022
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Помогите с математикой :(
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sedinalana
Verified answer
1
1)t=3+2sinx⇒dt=2cosxdx⇒cosxdx=dt/2
2)
3)
2
y`(π/4)=-4/sinπ/2=-4/1=-4
3
y`=4x³-4=4(x³-1)=0
x³=1
x=1
_ +
------------------(1)---------------------
убыв x∈(-∞;1)
возр x∈(1;∞)
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Answers & Comments
Verified answer
11)t=3+2sinx⇒dt=2cosxdx⇒cosxdx=dt/2
2)
3)
2
y`(π/4)=-4/sinπ/2=-4/1=-4
3
y`=4x³-4=4(x³-1)=0
x³=1
x=1
_ +
------------------(1)---------------------
убыв x∈(-∞;1)
возр x∈(1;∞)