Whakaoti mō A
A=32\pi \approx 100.530964915
Tautapa A
A≔32\pi
Tohaina
Kua tāruatia ki te papatopenga
A=-16\pi +48\pi
Whakareatia te -1 ki te 16, ka -16.
A=32\pi
Pahekotia te -16\pi me 48\pi , ka 32\pi .
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