2a^5/a^7

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Solution for 2a^5/a^7 equation: 


D( a )

a^7 = 0

a^7 = 0

a^7 = 0

1*a^7 = 0 // : 1

a^7 = 0

a = 0

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

(2*a^5)/(a^7) = 0

2*a^-2 = 0 // : 2

a^-2 = 0

a należy do O

a belongs to the empty set

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