Page 162 - aljaber

QTY@ @pbåîbjn¾a

A = 54321 = 1 − 1
54322 54322

B = 654321 = 1 − 1
654322 654322

654322 > 54322 ⇔ 1 < 1
654322 54322

⇔ −1 > −1
654322 54322

⇔ 1− 1 >1− 1
6543222 54322
⇔ B >A

1 = 54322 = 1 + 1 :
A 54321 54321
>1+ 1 .B > A
654321 ()
= 654322 = 1
654321 B

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