what should be its answer
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Answered by
0
Answer:
a
Step-by-step explanation:
(a-b)3-(a3-b3)
=a3-3a2b+3ab2 -b3-a3+b3
=-3a2b+3ab2
= 3ab2-3a2b
Answered by
0
Answer:
-3ab(a-b)
Step-by-step explanation:
(a-b)³ - (a³-b³)
[ a³ – b³ – 3ab (a – b) ] - (a³-b³)
a³-b³-3ab(a-b) - a³+b³
-3ab(a-b)
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