Factorise: 8a^2 - 22ab + 15b^2
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Step-by-step explanation:
8a^2 - 22ab + 15b^2
= 8a^2-12ab-10ab+15b^2
= 4a(2a-3a) - 5b ( 2b-3a)
= (2a-3b) (4a-5b) (Ans)
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