Question 1

Which of the following is not  true about function?

Accepted Answer

One-to-many correspondence is a function.

Answer

Function is composed of two quantities where one depends on the other.

Answer

One-to-one correspondence is a function.

Answer

Many-to-one correspondence is a function.

Question 2

In a relation, what do you call the y values or the output?

Accepted Answer

Range

Answer

Domain

Answer

Piecewise

Answer

Independent

Question 3

Which of the following relations is/are function/s?

Accepted Answer

h = {(6,1), (-2,3), (2, 6), (7, 2)}`

Answer

g = {(-3,2), (3,1), (-3,2), (5,7)}

Answer

y = {(2,3), (3,2), (-2,3), (3, -2)}

Answer

x = {(-1,2), (-3,4), (-1,7), (5,1)}

Question 4

Which of the following relations is/are function/s?

Accepted Answer

the rule which assigns each person a surname

Answer

the rule which assigns to each person the name of his brother

Answer

the rule which assigns the name of teachers you have

Answer

the rule which assigns a pen and the color of its ink

Question 5

A person can encode 1000 words in every hour of typing job. Which of the following expresses the total words W as a function of the number n of hours that the person can encode?

Accepted Answer

𝑊(𝑛)=1000𝑛

Answer

𝑊(𝑛)=1000−𝑛

Answer

𝑊(𝑛)=1000/𝑛

Answer

𝑊(𝑛)=1000+𝑛

Related quizzes

Related quizzes