(21x^4-28x^3)/(7X)

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Solution for (21x^4-28x^3)/(7X) equation: 


D( x )

7*X = 0

7*X = 0

7*X = 0

7*X = 0

x naleu017Cy do R

x belongs to the empty set

(21*x^4-(28*x^3))/(7*X) = 0

x belongs to the empty set

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