Find the factors of the algebraic expressions:
a) 9abc – 3a^2b
b) 3m^3 – 48m
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Answer:
(i) 9abc - 3a²b
= 3ab (3c - a)
Answer = Therefore, the factors are = 3ab and (3c - a)
(ii) 3m³ - 48m
= 3m (m² - 16)
= 3m (m² - 4²)
= 3m (m - 4) (m + 4)
Therefore, the factors are = 3m, (m - 4) and (m + 4)
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