1.2 Circuitos Elétricos - Operadores Matemáticos - Évio

1.2 Circuitos Elétricos - Operadores Matemáticos - Évio

Professional Development

10 Qs

quiz-placeholder

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1.2 Circuitos Elétricos - Operadores Matemáticos - Évio

1.2 Circuitos Elétricos - Operadores Matemáticos - Évio

Assessment

Quiz

Mathematics

Professional Development

Hard

Created by

Évio Rocha

Used 12+ times

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A derivada de   f(x)=2x2+3f\left(x\right)=2x^2+3  é: 

 4x4x  

 8x8x  

 4x+34x+3  

 8x+38x+3  

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A derivada de  f(t)=sen (t)f\left(t\right)=sen\ \left(t\right)  é:


 cos(t)-\cos\left(t\right)  

 sen(t)-sen\left(t\right)  

 sen(t)sen\left(t\right)  

 cos(t)\cos\left(t\right)  

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A integral de  exe^x é: 

 ex +ke^{-x}\ +k  

 ex+k-e^x+k  

 ex+ke^x+k  

 xe(x1)+kxe^{\left(x-1\right)}+k  

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A integral de  f(x)=x3f\left(x\right)=x^3  é: 

 3x2+k3x^2+k  

 x3x^3  

 x43+k\frac{x^4}{3}+k  

 x44+k\frac{x^4}{4}+k  

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

se  z1=1jz_1=1-j   e  z2=1+jz_2=1+j  então  z1.z2z_1.z_2  é

 00  

 11  

 22  

 44  

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Se z1=1030º z_1=10\angle30º\   e  z2=220ºz_2=2\angle20º  então  z1÷z2z_1\div z_2  é:


 2030º20\angle30º  

 1250º12\angle50º  

 2050º20\angle50º  

 510º5\angle10º  

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Se v(t)=10 sen(100t+30º)v\left(t\right)=10\ sen\left(100t+30º\right)  então o valor máximo de  v(t) v\left(t\right)\   é:


 100100  

 3030  

 1010  

 5050  

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