x^3+9x^2+27x+27
simplify it...........................
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this is (x+3)³
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rohansinghsuraj:
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x^3 + 9x^2 + 27x + 27,
use identity ,
a^3 + + 3 a^2b + 3ab^2 + b^3 = (a +b)^3
(x)^3 + 3(x)^2 (3) + 3( x) (3)^2 + (3)^3
= (x + 3)^3
=( x +3) ( x+ 3 ) ( x + 3)
hope it helps!
thank you !
use identity ,
a^3 + + 3 a^2b + 3ab^2 + b^3 = (a +b)^3
(x)^3 + 3(x)^2 (3) + 3( x) (3)^2 + (3)^3
= (x + 3)^3
=( x +3) ( x+ 3 ) ( x + 3)
hope it helps!
thank you !
cool too...........
thank u
wlcm bhai
byee !
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