factorise ..8(3a-2b)^2- 10(3b-2b)
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Answered by
5
8[3a-2b]^2-10[3b-2b]= 24a-16b-10b = 24a-6b
Answered by
6
=8(9a^2-4b^2)-30b+20b
=72a^2-32b^2-10b
=72a^2-32b^2-10b
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