(7^-2)/(4x^-3)

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Solution for (7^-2)/(4x^-3) equation: 


D( x )

x = 0

4*x^-3 = 0

x = 0

x = 0

4*x^-3 = 0

4*x^-3 = 0

4*x^-3 = 0 // : 4

x^-3 = 0

x należy do O

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

(7^-2)/(4*x^-3) = 0

1/196*x^3 = 0 // : 1/196

x^3 = 0

x = 0

x in { 0} 

x belongs to the empty set

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