Application of DerivativeHard
Question
The maximum area of the rectangle whose sides pass through the angular points of a given rectangle of sides a and b is
Options
A.2 (ab)
B.1/2 (a + b)2
C.1/2 (a2 + b2)
D.none of these
Solution
Area = ab + 
= ab +
sin 2θ
Maximum area is ab +
= ab +
sin 2θMaximum area is ab +
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