factories the following
=
x4 - 81
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Here is your answer:-
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harjotsinghbhinder13:
we can also write x⁴-81. as (x²-9)(x²-9)
ok
and change only one of these i:e, (x²-9)(x+3)(x-3)
and you know that (x+3)(x-3)=x²-9
Thanks bro
so here is your explanation
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ok bro
Answered by
12
x⁴-81=0
(x²-9)(x²-9)=0
(x²-9)(x+3)(x-3)
hope this is helpful to you!
(x²-9)(x²-9)=0
(x²-9)(x+3)(x-3)
hope this is helpful to you!
welcome
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