Answer:
y^1 / x^4
Step-by-step explanation:
Formulas : -
p^q / p^r = p^( q - r )
p^q . p^r = p^( q + r )
p^-q = 1 / p^q
x^4 y^6 x^-2
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y^3 y^2 x^8
= x^4 y^6 x^-2
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y^3 y^2 x^8
= x^4 x^-2 y^6
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y^3 y^2 x^8
= x^( 4 + ( - 2 ) ) y^6
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y^( 3 + 2 ) x^8
= x^( 4 - 2 ) y^6
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y^5 x^8
= x^2 y^6
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x^8 y^5
= x^( 2 - 8 ) y^( 6 - 5 )
= x^-4 y^1
= y^1 / x^4