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Let a, b and c be positive numbers such that ab=2, bc=4 and ac=8. What is the value of abc?

Let a, b and c be positive numbers such that ab=2, bc=4 and ac=8. What is the value of abc?
asked 18.3k views
4 votes
Let a, b and c be positive numbers such that ab=2, bc=4 and ac=8. What is the value of abc?

asked
User Vyacheslav Egorov
by
7.6k points

2 Answers

7 votes
I believe the value is 8?
answered
User Stefan Winkler
by
7.4k points
4 votes
It’s 8
This is because
ab=2
It’s factor 2,1, and -2,-1.

Trial and error
Let a, b and c be positive numbers such that ab=2, bc=4 and ac=8. What is the value-example-1
answered
User Slazer
by
9.1k points
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