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starofstar

  • 2 years ago

prove that for all real numbers x and y, if x+y ?= 2, then either x >=1 or y>=1

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  1. starofstar
    • 2 years ago
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    I mean if x+y >= 2,

  2. asnaseer
    • 2 years ago
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    Ok, one way to prove this would be by considering different cases. So first try and see what would happen if you assumed that x <= 1

  3. starofstar
    • 2 years ago
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    can you please tell me the whole thing? I don't know how to solve it at all.

  4. asnaseer
    • 2 years ago
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    We don't just give out answers on this site. We try and encourage everyone to learn. What have you been taught about proofs in class?

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