If a and b are real numbers and 1 < a <b, then a-1 > b-1....

Question

Question

If a and b are real numbers and 1 < a <b, then a-1 > b-1.

Proof by contradiction.

Answer 1

Answer #1

1 0 a and b are real numbers and Kach. Ib possible, boyal 음성 kach all and bil implics : abyl Now multiplying both side af (1)

Answer 2

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