a) The factorisation of 12a²b + 15abis
(i) 3ab (4a + 5b)
(ii) 3a²b (4a + 5b)
(iii) 3ab (4a + 5b) (iv) 3a²b? (4a + 5b).
Answers
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Answer:
67 x 67 = 4,489
Explanation:
that's the answer
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