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Please help me with this one

Please help me with this one-example-1
User RuuddR
by
7.5k points

1 Answer

7 votes

Answer:

71.51

Explanation:

A=ah+bh+ch+1

2﹣a4+2(ab)2+2(ac)2﹣b4+2(bc)2﹣c4=3·3+7·3+7·3+1

2·﹣34+2·(3·7)2+2·(3·7)2﹣74+2·(7·7)2﹣74=71.51219

User Vade
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8.2k points