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The lateral edge of a regular hexagonal ...

The lateral edge of a regular hexagonal pyramid is `1c mdot` If the volume is maximum, then find its height.

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`x^(2)+h^(2)=1`
volume ,`V=(1)/(3)xx6xx(sqrt(3))/(4)x^(2)h=(sqrt(3))/(2)h(1-h^(2))`
for `v(h)=(1)/(sqrt(3))` or `V_("max")=(1//3)`
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