esme1238bts esme1238bts

19-09-2018
Mathematics

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[tex] \frac{8a}{7b} \times \frac{7a {}^{2} }{ - 2} [/tex]

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jdoe0001 jdoe0001

19-09-2018

[tex]\bf \cfrac{8a}{7b}\times \cfrac{7a^2}{-2}\implies \cfrac{8a\times 7a^2}{7b\times -2}\implies \cfrac{56a^3}{-14b}\implies \cfrac{4a^3}{-1b}\implies -\cfrac{4a^3}{b}[/tex]

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