Question

factorise using identities : 3x^4 - 243

Answer 1

=- 231 is your answer

Answer 2

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HEY, FRIEND! HERE IS YOUR ANSWER.
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$3 {x}^{4} - 243 \\ = 3( {x}^{4} - 81) \\ = 3( {x}^{2} - 9)( {x}^{2} + 9) \\ = 3(x - 3)(x + 3)( {x}^{2} + 9)$


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I HOPE THAT THIS HELPS YOU.
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