記憶度
6問
17問
0問
0問
0問
アカウント登録して、解答結果を保存しよう
問題一覧
1
Create the mapping diagram represents a relation from the following ordered pairs that is F=\ (1, 4), (2, 5) ,(3,6\ \
option 1
2
What is a function in which more than one formula is used to define the output. Each formula has its own domain, and the domain of the function is the union of all these smaller domains?
piecewise
3
A graph represents a function if and only if each vertical line intersects the graph at most once is called ?
cartesian line test
4
Which of the following is a function?
(-2,1), (2, - 1) ,( 1,-1)
5
Find the value of the function defined by f(x) = 3x - 6 if x = 3
3
6
Evaluate the following functions F(x) = 2x + 1 where x = 1.5
4
7
Given the functions: f(x) = x + 5 g(x) = 2x - 1 Determine the following Function (f + g)(x)
3x + 4
8
The composite function denoted by (f deg * g)(x) = f(g(x)) The process of obtaining a composite function is called
function composition
9
The following are notations for composite functions EXCEPT?
f(x)g(x)
10
Find h(3) + d(2) if h(x) = x - 1 and d(x) = 7x + 3
19
11
t(x) = x² + 7x+1 and r(x) = 5x2-2x+8, find (tr)(2).
-13
12
f(x) = 4x + 2 and g(x) = 3x1, find (f-g)(4).
7
13
If g(x) = x - 4 and f(x) = x + 5 Find f(x) * g(x)
x ^ 2 + x - 20
14
Evaluate the statement " p(x) - q(x) the same as q(x) -p(x)^ prime prime , p(x) ne q(x) if it is
never true
15
Emmanuel decided to put up a candy shop that sells a dairy chocolate that cost $135.00 per pack. The cost of making the chocolate is 990.00 and the operating expense is 4,500.00.
P(x)= 45x - 4 ,500
16
Due to the Enhanced Community Quarantine, Toy's for Her and Him temporarily stopped its operation and to help the employees the owner decided to split evenly its total revenue of P45, 000.00If the number of employees is represented by x, which function represents the amount each received?
f(x) = 45000/x
17
If the distance from Manila to Batangas is approximately 109 kilometers, which of the following pertains to the function (s), where s is the speed of travel that describes the time it takes to drive from Manila to Batangas?
s(t) = 109/t
18
How will you classify y= (x ^ 2 - 16)/(x + 4) ?
Rational Function
19
Due to Typhoon Rosing the bus slows down the regular trip rate which results to additional 2 hours in covering a 140-km distance to its regular time. Write a function that expresses the time t as a function of regular rate r in travelling.
t(r) = (140)/r
20
For items 20-21: Refer to the rational equation below To solve the equation, we multiply both sides by
(x - 2)(x + 3)
21
Which of the following will be the solution on the given rational equation?
11/3
22
Which of the following table represents the equation y= 2x ?
option 3
23
Which of the following is the graph of f(x) = x/(x + 1) * Z
option 2
24
It t is a a relation from a set of inputs to a set of possible outputs where each input is related to exactly one output?
function
25
In writing the domain/range of a rational function, the format (-00, 1) U (1,00) is called a/an
interval notation
26
In a set of ordered pairs (-5,-4), (-5,1), (-2,3), (2,1), (2,-4), the domain D =
(-5,-2,2)
27
What is the horizontal asymptote of f(x) = (3x + 1)/(x - 5)
y = 3
28
When the denominator of a rational function is greater than the numerator, The horizontal asymptote is at y = a_{n}/\mathfrak{a}_{d} the statement is
Never true
29
Gov. Suarez bought 1000 units of television to be given to disabled persons in Quezon province. If the province has chosen disabled persons, write the function which represents X_{r} the relationship of the allotted unit of television per disabled person(y-variable) versus the total number of disabled persons.
y = 1000/x
30
Which of the following represents a one-to-one function?
Student to their LRN
31
What is the inverse of f(x)= x/25 ?
f(x) = 25x
32
The following are the behaviors of a graph of a one-to-one function and its inverse function, EXCEPT.
Parabola
33
What do you call to the resulting y-values after we have substituted in the possible x - values?
Domain
34
Which of the following is not allowed as the value of the independent variable under the square root sign?
zero
35
A study found that the relationship between the number of hours (x) and the student's exam scores f(x) is given by the equation of function f(x) = 10x + 55 Using this information, what will be the estimated number of scores of the student if he spent 4 hours in studying?
95
36
Which of the following defines an exponential function?
f(x) = 3 ^ x
37
In the exponential function f(x) = b ^ x b is called as the
base
38
Which of the following is an exponential function?
j(x) = 11^x
39
What is true about 1000= 100 ^ x ?
It is an exponential equation whose x-value can be solved.
40
What should be considered in solving an exponential equation with base b and exponents x_{1} and x_{2} :
if b ^ x_{1} = b^ x 2 x then x_{1} = x_{2}
41
Which of the following best leads to the value of the unknown in 2 ^ (5x) =64?
2 ^ (5x) = 2 ^ 6
42
Which of the following defines an exponential function?
f(x) = 3 ^ x
43
Which of the following is an application of exponential function?
radioactive decay
44
The following are examples of exponential function except one
f(x) = (3/(x - 1)) ^ 2
45
What is the y - intercept of f(x)= (x ^ 2 - 3x)/(x + 3) ?
y=0