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WARRIOR [948]
3 years ago
7

Keisha says that all functions are relations but not all relations are functions. kevin says that all relations are functions bu

t not all functions are relations. who is correct and why?
Mathematics
1 answer:
vladimir1956 [14]3 years ago
3 0

Keisha is correct, because as per the definition <u>A function is a special relationship where each input has a single output</u>.

A function is a special relation. In other words, a relation if and only if it has a specific characteristic where each input has a single output, then it is called a Function.

All functions are relations but not all relations are functions.


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Help does anyone know the answer to this!!! ^_^
Crazy boy [7]

The exponential function which represent the graph shown in image is f(x)=2.(1/4)ˣ. Option C is correct.

<h3>What is an exponential function?</h3>

Exponential function is the function in which the function growth or decay with the power of the independent variable. The curve of the exponential function depends on the value of its variable.

The exponential function with dependent variable y and independent variable x can be written as,

f(x)=a.bˣ

Here, x is the variable in the power of a number, b is a constant which is known as the change factor and a is the initial value of the function.

Here, in the graph, it passes from the (0,2) and (2,0) from x and y axis. it tells us that the initial value of is 2.

a=2

The graph is plotted on right side in opposite way, which tells the value of b is in the reciprocal. Thus,

b=1/4.

Put the values as,

f(x)=a.bˣ

f(x)=2.(1/4)ˣ

Hence, the exponential function which represent the graph shown in image is f(x)=2.(1/4)ˣ. Option C is correct.

Learn more about the exponential function here;

brainly.com/question/15602982

#SPJ1

4 0
2 years ago
Can someone tell me the answer to this please???
romanna [79]
Measure of x is 74 degrees
4 0
3 years ago
Which of the following describes a rate?
Komok [63]
It is c because it is 2:1 hope that helped
3 0
3 years ago
Read 2 more answers
8x + 2y = 30<br> 7x + 2y = 24<br> Solve the system of equations
Stels [109]

Answer:

X=6, y=-9

Step-by-step explanation:

6 0
3 years ago
4x + 5y =23<br> 9x- 5y= 3
mote1985 [20]

Answer:

one solution : (2 ; 3)

Step-by-step explanation:

hello :

4x + 5y =23 ...(*)

9x- 5y= 3....(**)

add (*) and (**) : 13x =26

x =26/13 = 2

put this value in (*) : 4(2)+5y = 23

5y =15

y =15/5=3

one solution : (2 ; 3)

7 0
3 years ago
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