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Oi gente, me ajudem a fazer!!!!!!!!!!!!!

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exalunosp I
( 3V12)/2 = 2 V(2².3)]/2 2 * 2 V3/2 = 4V3/2 ou 4/2 V3 = 2V3 certa **

II
( 2 V3)⁻¹ = 1/ ( 2V3 ) =( 1 * 2V3 )/ ( 2V3)² = 2V3 (/4 * 3 )=( 2V3 )/12 = 1V3/6 ou V3/6 **** certa confere

III

( 2⁴ )¹/² = ( 2 ² ) errada

4 * 1/2 = 4/2 = 2 ***

Resposta ( d) corretas só I e II ***

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