TOÁN 12-BÀI 0-ÔN TẬP ĐẠO HÀM 1

TOÁN 12-BÀI 0-ÔN TẬP ĐẠO HÀM 1

1st - 12th Grade

25 Qs

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TOÁN 12-BÀI 0-ÔN TẬP ĐẠO HÀM 1

TOÁN 12-BÀI 0-ÔN TẬP ĐẠO HÀM 1

Assessment

Quiz

Mathematics

1st - 12th Grade

Medium

Created by

Nhân Khắc

Used 7+ times

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25 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Tính đạo hàm của hàm số  a x+bcx+d\frac{a\ x+b}{cx+d}  

 adbc(cx+d)2\frac{ad-bc}{\left(cx+d\right)^2}  

 ad+bc(cx+d)2\frac{ad+bc}{\left(cx+d\right)^2}  

 bcad(cx+d)2\frac{bc-ad}{\left(cx+d\right)^2}  

 adbc(ax+b)2\frac{ad-bc}{\left(ax+b\right)^2}  

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Đạo hàm của hàm số  y=12x3+4x27x+11y=12x^3+4x^2-7x+\sqrt{11}  là

 12x2+8x712x^2+8x-7  

 36x2+8x7+1136x^2+8x-7+\sqrt{11}  

 36x2+8x736x^2+8x-7   

 36x28x+736x^2-8x+7  

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Hàm số y=25x7x+1y=\frac{2-5x}{7x+1}  có đạo hàm là

 37(7x+1)2\frac{-37}{\left(7x+1\right)^2}  

 37(7x+1)2\frac{37}{\left(7x+1\right)^2}  

 19(7x+1)2\frac{19}{\left(7x+1\right)^2}  

 19(7x+1)2\frac{-19}{\left(7x+1\right)^2}  

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Đạo hàm của hàm số y=x3+x25x9y=x^3+x^2-5x-9  tại  x = 1 là 

0

 9-9  

5

1

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Hàm số  f(x)=(x2+x)2019f\left(x\right)=\left(x^2+x\right)^{2019}  có đạo hàm bằng

 4038(x+1)(x2+1)4038\left(x+1\right)\left(x^2+1\right)  

 2019(2x+1)(x2+1)20182019\left(2x+1\right)\left(x^2+1\right)^{2018}  

 4038(2x+1)(x2+1)20184038\left(2x+1\right)\left(x^2+1\right)^{2018}  

 2019(2x+1)(x2+1)2019\left(2x+1\right)\left(x^2+1\right)  

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Chọn phát biểu sai khi nói về hàm số  f(x)=x4+x212f\left(x\right)=x^4+x^2-12  

Có đạo hàm cấp hai bằng  12x2+212x^2+2  

Là hàm số bậc bốn trùng phương

 f(0)=12f\left(0\right)=-12  

 f(1)=7f\left(1\right)=7  

7.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Media Image

Trong bảng xét dấu trên, y' > 0 khi nào?

x(;2)x\in\left(-\infty;-2\right)

x(52;+)x\in\left(-\frac{5}{2};+\infty\right)

x(2;52)x\in\left(-2;\frac{5}{2}\right)

x(;2)(52;+)x\in\left(-\infty;-2\right)\cup\left(-\frac{5}{2};+\infty\right)

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