y'=10(5x^3+2x)^9 ×(5x^3+2x)'= =10(5x^3+2x)^9×(15x^2+2)
y'=e^(-4x)×(-4x)'=-4×e^(-4x)
10) y'=cos6x×(6x)' -sin2x×(2x)=6cos6x-2sin2x
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y'=10(5x^3+2x)^9 ×(5x^3+2x)'= =10(5x^3+2x)^9×(15x^2+2)
y'=e^(-4x)×(-4x)'=-4×e^(-4x)
10) y'=cos6x×(6x)' -sin2x×(2x)=6cos6x-2sin2x