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Answer to highest area rectangle puzzle

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maths_geek 07/08/17
25
9

I was pleased by the attempts to this puzzle. The tricky part was in fact that you'd expect using integrals (because it's about area) but you actually needed derivates. Sorry for the bad drawing again :joy: .

Answer to highest area rectangle puzzle-I was pleased by the attempts to this puzzle. The tricky part was in fact that you'd
Answer to highest area rectangle puzzle-I was pleased by the attempts to this puzzle. The tricky part was in fact that you'd
Answer to highest area rectangle puzzle-I was pleased by the attempts to this puzzle. The tricky part was in fact that you'd
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Comments (9)

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tfs

There is no need for calculus; at 2sin(2a), it is well known the upper bound of sin2a is 1, so the upper bound of 2sin2a is 2

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0 Reply 07/09/17
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