展开 (100-e^{0.1q})(q)

解答

展开

(100 - e^{0.1 q}) (q)

100 q - e^{0.1 q} q

求解步骤

(100 - e^{0.1 q}) (q)

= (q) (100 - e^{0.1 q})

使用分配律:

a (b - c) = ab - a c

a = (q), b = 100, c = e^{0.1 q}

= (q) \cdot 100 - (q) e^{0.1 q}

= 100 (q) - e^{0.1 q} (q)

去除括号:

(a) = a

= 100 q - e^{0.1 q} q

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