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ajprincess

  • 3 years ago

Please help:) Prove that if e|a and e|c, then e|(ab+cd).

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  1. ParthKohli
    • 3 years ago
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    Where \(b\) and \(d\) are?

  2. ajprincess
    • 3 years ago
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    nt given

  3. ParthKohli
    • 3 years ago
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    Hmm I think \(b,d\) are some integers?\[e|a \iff ed=a\]\[e|c \iff eb = c\]So\[ab + cd = edb + ebd = e(db + bd)\]So\[e|ab + cd\]

  4. ajprincess
    • 3 years ago
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    Thanxx a lot @parthkohli

  5. ParthKohli
    • 3 years ago
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    I rarely am able to prove things! :O Yw =)

  6. ajprincess
    • 3 years ago
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    That was excellent:) I was trying it in some other way.

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