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[" (g) "20-:(=-2)/(" 4.Write five pairs ...

[" (g) "20-:(=-2)/(" 4.Write five pairs of integers "(a,b)" such that "a-:b=-3." One such pair is "(6,-2))" ,"],[" because "6-:(-2)=(-3)" ."],[" 5.The temnerature at "12" noon was "10^(@)" Cabove zero.If it decreases at the rate of "2^(@)C]

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