(1+w-w2)(1-w+w2)=4 prove it step by step​

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(1+w-w2)(1-w+w2)=4 prove it step by step​

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Kylie 1 month 2021-08-19T01:04:51+00:00 1 Answer 0 views 0

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    2021-08-19T01:06:10+00:00

    Step-by-step explanation:

    we know 1+w+w2 = 0

    hence we can write 1 + w = –w2 & 1 + w2 = –w

    now ( –w –w)( –w2 –w2) = (–2w)* (–2w2)

    4 w3 = 4

    hence proved it

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