is f(x)=c Surjective, Injective or Bijective ?​

Answers

Answer 1

Answer:

idk p:

Step-by-step explanation:

oof 9:::::::::::::::::::::::::

Answer 2

Answer:

Bijective (I believe)

Step-by-step explanation:

A bijective function, f: X → Y, where set X is {1, 2, 3, 4} and set Y is {A, B, C, D}. For example, f(1) = D.


Related Questions

express the set in interval notation:​

Answers

(2,infinity)
(the first option)

reason:

the 2 is a ( because that’s what is shown on the number line. infinity is also a ) because infinity can’t have a ]

What is the product? (3x-6) (2x2-7x+1)

Answers

The product is 6x^3-33x^2+45x-6

10v-3v=35 what is the answer to this.

Answers

answer is v=5

Step-by-step explanation:

10v-3v=7v

7v=35

v=35/7

v=5

Answer: [tex]v=5[/tex]

Simplify both sides of the equation

[tex]10v+-3v=35[/tex]

[tex](10v+-3v)=35[/tex] (Combine Like Terms)

[tex]7v=35[/tex]

Divide both sides by 7

[tex]7v/7=35/7\\v=5[/tex]

Solve for x. 4x+7y+5xy=0

Answers

Answer:

  x = -7y/(4 +5y)

Step-by-step explanation:

You can treat y as though it were a constant. As in any 2-step linear equation, you separate the variable term(s) from the constant term, then divide by the coefficient of the variable.

  4x +5xy = -7y . . . . . subtract 7y

  x(4 +5y) = -7y . . . . . factor out x, so we can see its coefficient

  x = -7y/(4 +5y) . . . . divide by the coefficient of x

the length of segment HJ if H lies at (-1,7) and J lies at (8,-5)​

Answers

Answer:

HJ = 15

Step-by-step explanation:

To get the length of segment HJ if H lies at (-1,7) and J lies at (8,-5)​, we will use the formula for calculating the distance between two points as shown;

D = √(x₂-x₁)²+(y₂-y₁)²

From the coordinates x₁ = -1, y₁ = 7, x₂ = 8, y₂ = -5

HJ = √(8-(-1))²+(-5-7)²

HJ = √(8+1)²+(-12)²

HJ = √81+144

HJ = √225

HJ = 15

Hence the length of segment HJ is 15 units

If a randomizer picks seven letters from the alphabet (with repeats allowed), how many possible outcomes are there?

Answers

Answer:

7×26=182

Step-by-step explanation:

I'm pretty sure that's the right answer but I just multiplied 26 by 7. Hope that helped!

The length of each edge of a cube is x centimeters. If x is an integer, why can't the volume of the cube equal 15cm. Show work please

Answers

Let's try some integer values of x to see what volumes we get

If x = 0, then x^3 = 0^3 = 0*0*0 = 0If x = 1, then x^3 = 1^3 = 1*1*1 = 1If x = 2, then x^3 = 2^3 = 2*2*2 = 8If x = 3, then x^3 = 3^3 = 3*3*3 = 27

We do not get 15 as a result in that list above. So there are no integer solutions to x^3 = 15

In other words, the value [tex]\sqrt[3]{15}[/tex] is not an integer.

Solve: - (g+ 12) = 5(9 - 12)

Answers

Answer:

-27

Step-by-step explanation:

(g+ 12) = 5(9 - 12)

g = 45 - 60 - 12

g = - 27

Answer:

g = 3

Step-by-step explanation:

- (g+ 12) = 5(9 - 12)     (remove parentheses by distributive property. See attached for reference)

g(-1) +  12(-1) = 9(5) -12(5)

-g - 12 = 45 - 60

-g - 12 = -15    (add 12 to both sides)

-g = -15 + 12

-g = -3   (multiply both sides by -1)

g = 3

1) 2m + 3m2 - 4m
7) 3m2 – 2m + 4m
2) 2x + x - 4y
8) 20 + 109 + 39 - 4
3) 2m + 4m - 3m2
9) 4xy + x + 2xy
4) 2y + 14x - 7x + 9y
10) 6m2 - 6m - 9m2

Answers

Answer:

1) 2m + 3m2 - 4m=7

7) 3m2 – 2m + 4m= 11

8) 20 + 109 + 39 - 4= 164

3) 2m + 4m - 3m2= -3

9) 4xy + x + 2xy= 0

4) 2y + 14x - 7x + 9y= 18

10) 6m2 - 6m - 9m2= -51

Step-by-step explanation:

The cost of an iphone increases 10% each year.
a) What is the multiplier? (1.1)
b) If an iphone costs $600 now, write the function to niodel this situation.
c) What will it cost in three years?
d) What did it cost two years ago?

Answers

Answer:

a) the multiplier is the years

b) cost of iPhone = 600 + 600* (.1x)

c) f(3) = $780

d) f(-2) = 480

15 - 2(3 - 2x) = 46

Answers

Answer:

[tex]9.25[/tex]

Step-by-step explanation:

So we have the equation:

[tex]15-2(3-2x)=46[/tex]

First, distribute the -2:

[tex]15-2(3)-2(-2x)=46[/tex]

Multiply:

[tex]15-6+4x=46[/tex]

Subtract:

[tex]9+4x=46[/tex]

Subtract 9 from both sides:

[tex]4x=37[/tex]

Divide both sides by 4:

[tex]x=37/4=9.25[/tex]

And we're done!

solve for h 7a=10-2h

Answers

Step-by-step explanation:

7a = 10 - 2h

2h = 10 - 7a

h = (10 - 7a)/2

If the velocity of a seagull is 0 m/s for a given time period, what can you say about the position of the seagull at the end of the time period?

Answers

Answer:

that the seagull hasn't moved

Step-by-step explanation:

probably dead

find the distance between each pair of points (-6,-5) (2,0)

Answers

Answer:  The distance is about 9.43

Step-by-step explanation:

To find the distance between these numbers find the difference in the x and y values then square them and add them together and finally find the square root of the number you got after adding them.

-5 - 0 = -5

-6 - 2 =  -8

-5^2 + -8^2 = d^2   where d is the distance

25 + 64 = d^2  

89 = d^2

d = [tex]\sqrt{89}[/tex]

d= 9.43

7 divided by 6 equals what

Answers

Answer:

7 divided by 6 is 1.1666666667

why is 6 scared of 7










.....



cuz 789



aaaaaaahhhhhhhhhhhhh​

Answers

Answer:

ahhhhhhhhhhhhh

Step-by-step explanation:

A sport car can drive 1300 kilometers in a day set up a porportion and solve
to find how many days it will take the sport car to drive 4290 kilometers.

Answers

It would probably be 120. Don’t mind my answer I’m just doing this so I can post questions. It’s wrong.

Step-by-step explanation:

1:1300

x:4290

4290x1/1300

3.3

=3days

A small gecko is 3/4 inch long. A larger gecko is 12 2/3 times as long. How long is the larger gecko

Answers

Answer:

[tex]9\frac{1}{2}[/tex]

Step-by-step explanation:

Length of small gecko =[tex]\frac{3}{4} \:inches[/tex]

Length of larger gecko = [tex]12\frac{2}{3} \times\: length \: of\: smaller\: gecko[/tex]

= [tex]12\frac{2}{3} \times \frac{3}{4} \\\\\mathrm{Convert\:mixed\:numbers\:to\:improper\:fractions}:\quad 12\frac{2}{3}=\frac{38}{3}\\\frac{38}{3}\times \frac{3}{4}\\\\Multiply\:fractions\\=\frac{38\times \:3}{3\times \:4}\\\\\mathrm{Cancel\:the\:common\:factor:}\:3\\=\frac{38}{4}\\\\\mathrm{Cancel\:the\:common\:factor:}\:2\\=\frac{19}{2}\\\\\mathrm{Convert\:improper\:fractions\:to\:mixed\:numbers}:\\\quad \frac{19}{2}=9\frac{1}{2}[/tex]

A company makes a profit of $60 per software program and $45 per video game. The company must produce both and can produce at most 225 software programs and at most 350 video games per week. Total production cannot exceed 455 items per week. (a) Write out the set of inequalities you would use to represent the constraints in this situation. (b) Identify the corner points. (c) How many items of each kind should be produced per week to maximize profit? Show your work. Be sure to show the comparison in your work. Use linear programming to solve.

Answers

Answer:

10020

Step-by-step explanation:

An object is translated by (x-2, y-6). If one point in the pre-image has the coordinates (-3, 7,) what would be the coordinates of this image

Answers

Answer:

(- 5, 1 )

Step-by-step explanation:

Given the translation rule

(x, y ) → (x - 2, y - 6 )

This means subtract 2 from the original x- coordinate and subtract 6 from the original y- coordinate, that is

(- 3, 7 ) → (- 3 - 2, 7 - 6 ) → (- 5, 1 )

3.14787898.... Will be classified as what according to the real number
system?
Real, irrational
Real, rational, integer
real, rational, integer, whole number
real, rational, integer, whole number, natural number
real, rational, irrational, integer, whole number, natural number

Answers

Answer:

real irrational

Step-by-step explanation:

integers do not have decimals.

if y= x+9
______
3-x
find the value of y when x=5​

Answers

Answer:

-28

Step-by-step explanation:

y/3-x = x+9

x=5

=>y/3-5=5+9

=>y/-2=14

=>y = - 28

What is the missing statement for step 6?​

Answers

Answer: c

Step-by-step explanation:

How many times can 57 go into 5000?

Answers

Answer:

87 times

Step-by-step explanation:

5.5% of x =19.84 find x​

Answers

Answer:

ur answer is

5.5/100*x=19.84

X=19.84*100/5.5

X=360.72

Evaluate each expression. y ÷ 5 + 1 + x ÷ 6; use x = 6, and y = 5

Answers

Answer:

3

Step-by-step explanation:

(5÷5)+1+(6÷6)

1+1+(6÷6)

1+1+1

3

the answer is 3 because y=5 and x=6 so 5 divided by 5 is 1 then 1+1=2, 6 divided by 6 is 1 so then 1+2=3. Final answer is 3

2. Sketch the graph: 4y – 3x = 12.​

Answers

Answer:

  see below

Step-by-step explanation:

A graphing calculator is useful for this.

__

To find the x-intercept, set y=0 and solve for x:

  0 -3x = 12

  x = -4 . . . . . . divide by -3

To find the y-intercept, set x=0 and solve for y:

  4y - 0 = 12

  y = 3 . . . . . . divide by 4

Plot the x- and y-intercepts on their respective axes and draw a line through them.

Translate the following,
The difference between a number and ten is the same as three times the sum of the number and​ six.

Answers

Answer:

x-10 = 3(x+6)

Step-by-step explanation:

The difference between x and 10

(x-10)

Is the same thing as 3*(x+6)

=3(x+6)

Find the coordinates of the midpoint of a segment with the given endpoints. Show your
work.
7. (-3, 5), (7, -1)
Answer:

Show your work below.
8. (4, -3), (-6, 6)
Answer:
Plz answer both 7 and 8

Answers

Answer: 7. (2, 2) 8. (-1, 1.5)

can someone help me i cant get this​

Answers

Utilize PEMDAS to solve the problems.

[tex]\frac{-44.288-31.6}{-3.1(6-1.2)}[/tex]

[tex]\frac{-75.888}{-3.1(4.8)}[/tex]

[tex]\frac{-75.888}{-14.88}[/tex]

[tex]5.1[/tex]

Hope this helps.

頑張って!

Answer:

5.1

Step-by-step explanation:

first you subtract -44.288 - 31.6= -75.888

then subtract 6-1.2= 4.8

then multiply -3.1x4.8= -14.88

then divide -75.888/-14.88= 5.1

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