Determine the value of x if the third term of the expansion [x+x^(logx)]^(5) is 1000000?

👨🏻‍🏫 學術台數學

[匿名]

2017-02-14 6:35 pm

回答 (1)

Randy P

2017-02-14 7:40 pm

✔ 最佳答案

The 3rd term is 5C2 * x^2 * [x^(log x)]^3 = 5C2 * x^2 * x^3 log x = 5C2 * x^[2 + 3 log x]

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