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= [(3m - 6)(3m + 2)]/3(m - 2)
= [3(m - 2)(3m + 2)]/3(m - 2)
= 3m + 2
= (3m + 2)(m - 2) / (m - 2) bagi pembilng dan penyebutnya dg (m - 2)
= 3m + 2