Question

factorise using identitiee a^7b+b^7a​

Answer 1

Answer:

${a}^{7b} + {b}^{7a}$

${(a + b)}^{7a}$

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Answer 2

Answer:

ab(a^6+b^6)

=ab[(a^3) ^2+(b^3) ^2]

=ab[(a^3) ^2 +(b^3) ^2+2a^3b^3 - 2a^3b^3]

=ab[ ( a^3+b^3) ^2 - 2a^3b^3]

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