Question

factorise it p^4-256​

Answer 1

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Answer 2

step by step explanation:-

${p}^{4} - 256 \\ = { ( { {p}^{2} })}^{2} - {(16) ^{2} } \\ according \:t o \: \\ {x}^{2 } - {y}^{2} = (x - y)(x + y) \\( {p }^{2} - 16)( {p}^{2} + 16) \\( ( {p)}^{2} - ( {4)}^{2} )( {p}^{2} + 16) \\ ( (p - 4)( p + 4) + 16))( {p}^{2} +16)$