Matematika

Pertanyaan

Hasil dari a^-2b + ab^-2 per a^-1 + b^-1 =

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  • EKSPONEN  & LOGARITMA

    [tex] \frac{a^{-2}b + ab^{-2} }{a^{-1} + b^{-1} }\\ \frac{ \frac{b}{a^2}+ \frac{a}{b^2} }{ \frac{1}{a} + \frac{1}{b} }\\ \frac{ \frac{a^3 + b^3}{a^2b^2} }{ \frac{(a+b)}{ab} }\\ \frac{ \frac{a^3 + b^3}{ab} }{a+b} \\ \frac{a^3 + b^3}{ab(a + b)}\\ \frac{(a+ b)(a^2 - ab + b^2)}{ab(a+b)}\\ \frac{a^2 - ab + b^2}{ab} [/tex]

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