Ответ:
Объяснение:
1.1)
1.2)
2.1)1/
2.2)tgx=1 x = atg(1) = 30°
3.1)f(x)=x^8 f'(x)= 8x^7
3.2)f(x)=3sin(x) f'(x)= 3cos(x)
3.3)f(x)=7x^-3 f'(x)=-3*7x^-4=3/(343x^4)
3.4)f(x)=ctg(x) f'(x)=1/(sin^2x)
4.1)1/∞=0
4.2)1/∞+1=0+1=1
4.3)(6-2x)/(3-x)= 2(3-x)/(3-x)=2
4.4)∞
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Answers & Comments
Ответ:
Объяснение:
1.1)
1.2)
2.1)1/
2.2)tgx=1
x = atg(1
) = 30°
3.1)f(x)=x^8 f'(x)= 8x^7
3.2)f(x)=3sin(x) f'(x)= 3cos(x)
3.3)f(x)=7x^-3 f'(x)=-3*7x^-4=3/(343x^4)
3.4)f(x)=ctg(x) f'(x)=1/(sin^2x)
4.1)1/∞=0
4.2)1/∞+1=0+1=1
4.3)
(6-2x)/(3-x)=
2(3-x)/(3-x)=2
4.4)
∞