1 (lnx/x^3)"=1/x*x^3-lnx*3x^2 и все : х^6=x^2(1-3lnx) : x^6=1-3lnx : x^4
2.v(t)=s"(t)==3t^2+4t=3*4+4*2=20 "--обозначение производной
a(t)=v"(t) 6t+4=6*2+4=16
3. y=sinV1+x^2 y"=cosV1+x^2*(V1+x^2)"=cosV1+x^2*дробь 2x/2V1+x^2=x*cosV1+x^2/V1+x^2
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1 (lnx/x^3)"=1/x*x^3-lnx*3x^2 и все : х^6=x^2(1-3lnx) : x^6=1-3lnx : x^4
2.v(t)=s"(t)==3t^2+4t=3*4+4*2=20 "--обозначение производной
a(t)=v"(t) 6t+4=6*2+4=16
3. y=sinV1+x^2 y"=cosV1+x^2*(V1+x^2)"=cosV1+x^2*дробь 2x/2V1+x^2=x*cosV1+x^2/V1+x^2