帮我做一道数学题(尽量用二项式定理):在(x-1)(x-2)(x-3)(x-4)(x-5)的展开式中,含x^4的项的系数是多少?(...帮我做一道数学题(尽量用二项式定理):在(x-1)(x-2)(x-3)(x-4)(x-5)的展开式中,含x^4的项的系数是
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![帮我做一道数学题(尽量用二项式定理):在(x-1)(x-2)(x-3)(x-4)(x-5)的展开式中,含x^4的项的系数是多少?(...帮我做一道数学题(尽量用二项式定理):在(x-1)(x-2)(x-3)(x-4)(x-5)的展开式中,含x^4的项的系数是](/uploads/image/z/568398-30-8.jpg?t=%E5%B8%AE%E6%88%91%E5%81%9A%E4%B8%80%E9%81%93%E6%95%B0%E5%AD%A6%E9%A2%98%28%E5%B0%BD%E9%87%8F%E7%94%A8%E4%BA%8C%E9%A1%B9%E5%BC%8F%E5%AE%9A%E7%90%86%29%3A%E5%9C%A8%28x-1%29%28x-2%29%28x-3%29%28x-4%29%28x-5%29%E7%9A%84%E5%B1%95%E5%BC%80%E5%BC%8F%E4%B8%AD%2C%E5%90%ABx%5E4%E7%9A%84%E9%A1%B9%E7%9A%84%E7%B3%BB%E6%95%B0%E6%98%AF%E5%A4%9A%E5%B0%91%3F%28...%E5%B8%AE%E6%88%91%E5%81%9A%E4%B8%80%E9%81%93%E6%95%B0%E5%AD%A6%E9%A2%98%28%E5%B0%BD%E9%87%8F%E7%94%A8%E4%BA%8C%E9%A1%B9%E5%BC%8F%E5%AE%9A%E7%90%86%29%3A%E5%9C%A8%28x-1%29%28x-2%29%28x-3%29%28x-4%29%28x-5%29%E7%9A%84%E5%B1%95%E5%BC%80%E5%BC%8F%E4%B8%AD%2C%E5%90%ABx%5E4%E7%9A%84%E9%A1%B9%E7%9A%84%E7%B3%BB%E6%95%B0%E6%98%AF)
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