factorise the following.
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a) (a-5)square - (a-8)square
or, (a-5+a-8)(a-5-a+8)
or,(2a-13)3
or, (a-5+a-8)(a-5-a+8)
or,(2a-13)3
KNT1:
thanks
Answered by
2
Really sorry I can't solve no b for you
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