แคล(ช่อง7)

แคล(ช่อง7)

7th Grade

15 Qs

quiz-placeholder

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แคล(ช่อง7)

แคล(ช่อง7)

Assessment

Quiz

Mathematics

7th Grade

Medium

Created by

Phanom Bunyaprayoon

Used 199+ times

FREE Resource

15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

   y = 82x3 dydxให้\ \ y\ =\ 8^{2x^3}จงหา\ \frac{\text{d}y}{\text{d}x}  

 6x.82x3.ln86x.8^{2x^3}.\ln8  

 6x2.82x3.ln86x^2.8^{2x^3}.\ln8  

 8x2.82x3.ln8x8x^2.8^{2x^3}.\ln8x  

 9x2.82x3.ln69x^2.8^{2x^3}.\ln6  

 6x286x2.ln66x^28^{6x^2}.\ln6  

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

  y = e6x4+9  dydxให้\ y\ =\ e^{6x^4+9}\ จงหา\ \frac{\text{d}y}{\text{d}x}  

 24x3.e6x4+924x^3.e^{6x^4+9}  

 10x3.e6x4+910x^3.e^{6x^4+9}  

 24x2.e6x4+924x^2.e^{6x^4+9}  

 24x3.e24x324x^3.e^{24x^3}  

 24x3.e24x3+924x^3.e^{24x^3+9}  

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 (5x4)x2dxจงหาค่าของ\int_{ }^{ }\left(5x-4\right)x^2dx  

 5x442x3+c\frac{5x^4}{4}-2x^3+c  

 5x444x33+c\frac{5x^4}{4}-\frac{4x^3}{3}+c  

 5x224x+c\frac{5x^2}{2}-4x+c  

 (5x4)210+c\frac{\left(5x-4\right)^2}{10}+c  

 (5x4)22+c\frac{\left(5x-4\right)^2}{2}+c  

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 (6x2+2)dx\int(6x^{-2}+2)dx  

 3x3+2 +C3x^{-3}+2\ +C  

 2x3+2x+C2x^3+2x+C  

 6x1+2x +C-6x^{-1}+2x\ +C  

 12x3+10x2 +C12x^3+10x^2\ +C  

 2x3+5x2 2x +C2x^3+5x^2\ -2x\ +C  

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 x2(5x3+8)2dx\int x^2(5x^3+8)^2dx  

 15(5x3+8)3+C\frac{1}{5}(5x^3+8)^3+C  

 115(5x3+8)2+C\frac{1}{15}(5x^3+8)^2+C  

 515(5x3+8)3+C\frac{5}{15}(5x^3+8)^3+C  

 145(5x3+8)3+C\frac{1}{45}(5x^3+8)^3+C  

 145(5x3+8)2+C\frac{1}{45}(5x^3+8)^2+C  

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 2xdx(5x21)\int\frac{2xdx}{(5x^2-1)}  

 210ln(5x21)+C\frac{2}{10}\ln\left|(5x^2-1)\right|+C  

 110ln(5x21)+C\frac{1}{10}\ln\left|(5x^2-1)\right|+C  

 15ln(5x21)+C\frac{1}{5}\ln\left|(5x^2-1)\right|+C  

 10ln(5x21)+C10\ln\left|(5x^2-1)\right|+C  

 510ln(5x21)+C\frac{5}{10}\ln\left|(5x^2-1)\right|+C  

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 5x2dx\int5x^2dx  

 3x3+C3x^3+C  

 53x3+C\frac{5}{3}x^3+C  

 53x2+C\frac{5}{3}x^2+C  

 5x3+C5x^3+C  

 10x+C10x+C  

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