Mathematics
Senior High
Resolved
緑の線を引いたところがなぜそうなるのか教えてください。
絶対値が入ってくると大小関係苦手で💦
30. (1) |a+h | = |a| + |b| a proof
=
(lal + (el)² - la+6-12
の
= a+2/ab/+h²-02-ab-
= 2 (labl-ab) 20
592 +
10+212
10+8130, 10] +16/=0 F4 10+6/3/a
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ありがとうございます!