guys plz solve this question
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(a+(b/7))^3 (a-(b/7))
=(a+(b/7))^2 (a+(b/7)) (a-(b/7))
=(a+(b/7))^2 (a-(b/7))^2
=(a-(b/7))^4
=(a+(b/7))^2 (a+(b/7)) (a-(b/7))
=(a+(b/7))^2 (a-(b/7))^2
=(a-(b/7))^4
topperpari:
thanks for helping me
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anyone answer please
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