Question

Resolva:
9 t*2 zy
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81 t*2 yz*6

Answer 1

9 t² zy ¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨ 1

------------------ = -------------------

81 t² yz⁶ ¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨9z⁻⁵

Cálculos:

9/81 = (9:9)/(81:9) = 1/9

t²/t² = 1

y/y = 1

z/z⁶ = z¹ : z⁶ = z¹⁻⁶ = z⁻⁵