Page 21 - CHƯƠNG II: GIẢI TÍCH 12-12a2

Trường THPT Châu Phú Chương II: Mũ – Lôgarit INOXHTT
1 2x x− 1 x−
Câu 161: Cho biểu thức A = + 3. 2 − 4 2 . Tìm x biết A= 9.3 1
2 − x− 1

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e − e − x
x
Câu 162: Cho f(x) = . Đạo hàm f’(0) bằng:
2
A. 4 B. 3 C. 2 D. 1
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Câu 163: Cho f(x) = ln x. Đạo hàm f’(e) bằng:
2
1
2
4
3
A. B. C. D.
e e e e
1
C©u 164: Hµm sè y = cã tËp x¸c ®Þnh lµ:
−
1 ln x
A. (0; +)\ {e} B. (0; +) C. R D. (0; e)

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Câu 165: Hàm số f(x) = 1 + ln x có đạo hàm là:
x x
A. − ln x B. ln x C. ln x D. Kết quả khác
x 2 x x 4
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  
Câu 166: Cho f(x) = ln t anx . Đạo hàm f '   bằng:
 4 
A. 1 B. 2 C. 3 D. 4
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Câu 167: Cho f(x) = e sin2x . Đạo hàm f’(0) bằng:

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