Avaliação de Cálculo III

Avaliação de Cálculo III

University

10 Qs

quiz-placeholder

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Avaliação de Cálculo III

Avaliação de Cálculo III

Assessment

Quiz

Mathematics

University

Medium

Created by

Sonia Maria

Used 2+ times

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10 questions

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1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

A derivada direcional da função f(x,y) = 3x2 + 4y no ponto (1,2) na direção do vetor v = ( 3, - 1) é:

8,43

4,43

5,43

3,44

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Calcule a derivada direcional da função f(x,y) = x2y + y3 no ponto (1,1) na direção do vetor v = (2, 2):

10

12

16

14

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

A equação cartesiana para a equação polar r = 2 cos θ - 4 sen θ.

x2 + y2 = 2x + 4y

x2 + y2 = 2x2 + 4y

x2 + y2 = 2x + y4

x2 + y2 = 2x - 4y

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Qual é a equação cartesiana para a equação polar r = 3 sen θ + 5 cos θ?

x2 + y2 = 5y - 3x

x2 + y2 = 3x + 5y

x2 + y2 = 3y + 5x

x2 + y2 = 5x - 3y

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Seja f(x) = e-2x , calcule y' .

y' = -2.e-2

y' = 2.e-2

y' = 2.e-2/3

y' = -2.e-2/5

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Seja f(x) = ln(x2 + 1), calcule y' .

y' = 1/(x2 + 1)

y' = 2/(x2 + 1)

y' = x/(x2 + 1)

y' = 2x/(x2 + 1)

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

6/7

8/7

7/6

7,6

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