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4-2 指數函數及其圖形

4-2 指數函數及其圖形

Assessment

Presentation

Mathematics

11th Grade

Practice Problem

Hard

Used 3+ times

FREE Resource

95 Slides • 3 Questions

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Multiple Choice

設 a > 0,a ≠ 1,對任意實數 x,函數 y = f(x) = a^x,稱為以 a 為底數的指數函數。根據這個定義,當 a > 0,x 為實數,則 f(x) 的性質是什麼?

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f(x) > 0

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f(x) < 0

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f(x) = 0

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f(x) 是常數

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Multiple Choice

當 0 < a < 1 時,函數 y = a^x 的圖形特徵是什麼?

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圖形向上凹

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圖形向下凹

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圖形為直線

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圖形不變

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Multiple Choice

當 a > 1 時,函數 y = a^x 的圖形特徵是什麼?

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圖形向上凹

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圖形向下凹

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圖形為直線

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圖形不變

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