Question 1

What do you call a relationship where each element in the domain is related to only one value in the range by some rules?

Accepted Answer

Function

Answer

Range

Answer

Independent

Answer

Domain

Question 2

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

Accepted Answer

g = {(3,2),(2,1), (8,2), (5,7)}

Answer

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

Answer

y = {(2,9), (3,4), (9,2), (6,7)}

Answer

h = {(4,1), (2,3), (2, 6), (7, 2)}

Question 3

In relation, what do you call the set of x values or the input?

Accepted Answer

Domain

Answer

Piecewise

Answer

Dependent

Answer

Range

Question 4

Which of the following real-life relationships represents a function?

Accepted Answer

The rule assigns each cellular phone unit to its phone number.

Answer

The rule assigns to each person the name of his pet.

Answer

The rule assigns to each person the name of his father.

Answer

The rule assigns to each person the name of his aunt.

Question 5

Johnny was paid a fixed rate of ₱ 100 a day for working in a Computer Shop and an additional ₱5.00 for every typing job he made. How much would he pay for a 5 typing job he made for a day?

Accepted Answer

₱125.00

Answer

₱55.00

Answer

₱170.00

Answer

₱175.50

Question 6

Which of the following is not true about function?

Accepted Answer

One-to-many correspondence is a function.

Answer

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

Answer

Many-to-one correspondence is a function.

Answer

One-to-one correspondence is a function.

Question 7

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

Accepted Answer

Range

Answer

Piecewise

Answer

Domain

Answer

Independent

Question 8

Find the function value given h(x) = 7x −11, if x = 8m + 3.

Accepted Answer

56m +10

Answer

56m2 +10

Answer

56m −10

Answer

56m² – 10

Question 9

Given:(𝑎)= 2𝑎+ 1 and (𝑎) = 3𝑎 − 3. Find (𝑎) + (𝑎)

Accepted Answer

5𝑎 − 2

Answer

−6𝑎 – 1

Answer

−2𝑎 + 1

Answer

−5𝑎 + 2

Question 10

If(𝑥)= 𝑥− 1 and (𝑥) = 𝑥 − 1, what is 𝑝(x) • (𝑥)?

Accepted Answer

𝑥² − 2𝑥 + 1

Answer

𝑥² – 1

Answer

𝑥2 + 1

Answer

𝑥² + 2𝑥 − 1

Question 11

Distance is the product of speed and time. If a car travels at a speed of in kilometers per hour for hours, what is the total distance traveled by car in terms of?

Accepted Answer

$6x^3-17x^2+9x+4$

Answer

$6x^3-17x^2+9x+4$

Answer

$6x^3-17x^2+9x+4$

Answer

$6x^3-17x^2+9x+4$

Question 12

Find $x=-2$ if $f(x)=x^2-4x+2$ ; $g(x)=2x^2$

Accepted Answer

112

Answer

-112

Answer

16

Answer

-16

Question 13

Which is used to determine if a relation is a function?

Accepted Answer

vertical line test

Answer

horizontal line test

Answer

.3d line test

Answer

diagonal line test

Question 14

Which set of values is a function?

Accepted Answer

(6,-5),(7, -3),(8, -1),(9, 1)

Answer

(3,4),(4,-3),(7,4),(3,8)

Answer

(9,5),(10,5),(9,-5),(10,-5)

Answer

(2,-2),(5, 9),(5, -7),(1, 4)

Question 15

Let $x=-2$ and $f(x)=x^2-4x+2$ .Find $g(x)=2x^2$

Accepted Answer

$6x^3-17x^2+9x+4$

Answer

$6x^3-17x^2+9x+4$

Answer

$6x^3-17x^2+9x+4$

Answer

$6x^3-17x^2+9x+4$

Question 16

let $x=-2$ and $f(x)=x^2-4x+2$ .Find $g(x)=2x^2$ .

Accepted Answer

64

Answer

48

Answer

4

Answer

60

Question 17

(𝑥)= 6𝑥² + 7𝑥 + 2 and (𝑥) = 5𝑥² − 𝑥 − 1, find (𝑓 − 𝑔)(𝑥).

Accepted Answer

𝑥² + 8𝑥 + 3

Answer

𝑥² + 6𝑥 – 1

Answer

5𝑥² + 8𝑥 – 1

Answer

𝑥² + 8𝑥 – 1

Question 18

which of the following does not represent a relation and function?

Accepted Answer

expression

Answer

ordered pair

Answer

graphs

Answer

table of values

Question 19

f(x)=x²-5x find f(4)=

Accepted Answer

-4

Answer

24

Answer

36

Answer

4

Question 20

It is a rule that relates values from a set of values to the second set of values.

Accepted Answer

relation

Answer

one to one

Answer

function

Answer

many to one

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