factorise a^3-1..............
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a^3 - 1
we can also write a^3 - 1^3
so a^3 - b^3 = (a-b)(a^2+ ab+ b^2)
so come to your question
a^3 - 1^3 = (a-1)(a^2 +a ×1 +1^2)
answer (a-1)(a^2+a+1)
hope it helps ☺☺
✋ SAHIB BANDAGI ✋ FRIENDS
#mrl11#
we can also write a^3 - 1^3
so a^3 - b^3 = (a-b)(a^2+ ab+ b^2)
so come to your question
a^3 - 1^3 = (a-1)(a^2 +a ×1 +1^2)
answer (a-1)(a^2+a+1)
hope it helps ☺☺
✋ SAHIB BANDAGI ✋ FRIENDS
#mrl11#
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