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Welcome to the Mathematical Functions and Expressions MCQs Page

Dive deep into the fascinating world of Mathematical Functions and Expressions with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Mathematical Functions and Expressions, a crucial aspect of MATLAB. In this section, you will encounter a diverse range of MCQs that cover various aspects of Mathematical Functions and Expressions, from the basic principles to advanced topics. Each question is thoughtfully crafted to challenge your knowledge and deepen your understanding of this critical subcategory within MATLAB.

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Check out the MCQs below to embark on an enriching journey through Mathematical Functions and Expressions. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of MATLAB.

Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of Mathematical Functions and Expressions. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Mathematical Functions and Expressions MCQs | Page 13 of 23

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Q121.
The result of the following code? 
syms x;limit(sin(x)/x,Inf,’right’)

a.

Error due to symbolic argument

b.

Error due to direction of approach of limiting value

c.

1

d.

0

Discuss
Answer: (a).Error due to symbolic argument
Q122.
To do double limits, we can use __________

a.

limit(limit())

b.

limit( multiple inputs)

c.

cannot be done in MATLAB

d.

lim()

Discuss
Answer: (a).limit(limit())
Q123.
What is the output of the following code? 
syms x y;limit(y*x,1,x,'left','left')

a.

Error

b.

Error due to symbolic argument y

c.

Error due to multiple inputs

d.

y

Discuss
Answer: (c).Error due to multiple inputs
Q124.
What is the output of the following code? 
syms n;limit((1+1/n)^n,Inf,’right’)

a.

Nan

b.

Inf

c.

Error

d.

e(1)

Discuss
Answer: (d).e(1)
Q125.
We cannot calculate continuity at infinity in MATLAB.

a.

True

b.

False

c.

May be True or False

d.

Can't say

Discuss
Answer: (b).False
Q126.
We can generate the summation of a series, formed with a character, using ________

a.

symsum

b.

sum

c.

symssum

d.

int

Discuss
Answer: (a).symsum
Q127.
If the result of our summation is Infinity, what will MATLAB show?

a.

Infinity

b.

Nan

c.

Inf

d.

Error

Discuss
Answer: (c).Inf
Q128.
What will be the output of the following code? 
sin(symsum(k^2,1,Inf));

a.

Nan

b.

Inf

c.

Error

d.

Output is suppressed

Discuss
Answer: (d).Output is suppressed
Q129.
How does MATLAB get the symbolic character in the function, if it is not mentioned in symsum() command?

a.

It cannot

b.

It uses symvar()

c.

It uses symsvar()

d.

It uses symbvar()

Discuss
Answer: (b).It uses symvar()
Q130.
The sum() command cannot do ____________

a.

Infinite summation

b.

Numeric summation

c.

Long summation

d.

signed summation

Discuss
Answer: (a).Infinite summation
Page 13 of 23

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