(a^-8-a^-3)/a^-11

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Solution for (a^-8-a^-3)/a^-11 equation: 


D( a )

a = 0

a^-11 = 0

a = 0

a = 0

a^-11 = 0

a^-11 = 0

1*a^-11 = 0 // : 1

a^-11 = 0

a należy do O

a in (-oo:0) U (0:+oo)

(a^-8-a^-3)/(a^-11) = 0

a^-8-a^-3 = 0

a^-3*(a^-5-1) = 0

1*a^-5 = 1 // : 1

a^-5 = 1

-5 < 0

1/(a^5) = 1 // * a^5

1 = 1*a^5 // : 1

1 = a^5

a^5 = 1 // ^ 1/5

a = 1

a^-3*(a-1) = 0

(a^-3*(a-1))/(a^-11) = 0

( a-1 )

a-1 = 0 // + 1

a = 1

( a^-3 )

1*a^-3 = 0 // : 1

a^-3 = 0

a należy do O

a = 1

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