.7^2 * (sum (9 choose k) * 0.7^k * 0.3^(9 - k) * 0.3^k, k = 0 to 9) * 9.7^2 * (sum (9 choose k) * 0.7^k * 0.3^(9 - k) * 0.3^k, k = 0 to 9) * 9

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