if a-b=6 and ab=20,find the value of a(cube) -b(cube).
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Hey mate thank for the question
Hope it helps
Given a-b=6,ab=20
=a3-b3+3ab(a-b)
=a3-b3+3×20(6)
=a3-b3+60×6
=a3+b3+360
-360=a3+b3
Hope it helps
Given a-b=6,ab=20
=a3-b3+3ab(a-b)
=a3-b3+3×20(6)
=a3-b3+60×6
=a3+b3+360
-360=a3+b3
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