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    x^2+y^2=16 and x^2+y^2=9

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  9. Top | #30

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    z and z+2
    2x+2=p and z(z+2)=8
    z =2 or z=-4
    then p=6 or -6

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    [SIGPIC][/SIGPIC]


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    ; 11-11-2020 09:41 PM

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  17. Top | #34

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  18. Top | #35

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