![[ \sf\because\: {a}^{m} \times {a}^{n} = {a}^{m + n} ] \\](/tpl/images/2658/6419/b8156.png)
![[ \sf \because \: \frac{ {a}^{m} }{ {a}^{n} } = {a}^{m - n} ] \\](/tpl/images/2658/6419/0004b.png)
![\sf = \frac{ {x}^{ - 1} \times 1}{ab} \: \: \: [ \because {a}^{0} = 1 ] \\](/tpl/images/2658/6419/f3e93.png)
![\sf = \frac{ {x}^{ - 1} }{ab} \: \: \: \: [ \because \: {a}^{ - n} = \frac{1}{ {a}^{n} } ]\\](/tpl/images/2658/6419/4f9f5.png)
Multiply: x^2×y^2 × mn / x^11
y^12 m²n² × x^8y^9 mn /ab
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Answers: 1
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