Q) Factorise:-27x³+y³+z³-9xyz.
Yarr plz koi answer batado.
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Q) Factorise:-27x³+y³+z³-9xyz.
Yarr plz koi answer batado.
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Answer:
[tex]27x ^ { 3 } +y ^ { 3 } +z ^ { 3 } -9xyz \\ = 27x^{3}-9yzx+y^{3}+z^{3} \\ = \left(3x+y+z\right)\left(9x^{2}-3xy-3xz+y^{2}-yz+z^{2}\right) [/tex]
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