log 1.2 + 2log0.75 - log 6.75
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=>log 1.2 + 2log0.75 - log 6.75
= log (1.2 × 0.75²/ 6.75)
=log (1.2 × 0.75 × 0.75/ 6.75)
=log 1 /10
= -1
= log (1.2 × 0.75²/ 6.75)
=log (1.2 × 0.75 × 0.75/ 6.75)
=log 1 /10
= -1
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