Aromātai (complex solution)
a_{8}=7\text{ and }d=\frac{7}{12}
Whakaoti mō d
d=\frac{7}{12}\approx 0.583333333
a_{8}=7
Whakaoti mō a_8
a_{8}=7
d = \frac{7}{12} = 0.5833333333333334
Pātaitai
Algebra
a _ { 8 } = 12 d = 7
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