f(x)=x^2-4 need help​

F(x)=x^2-4 Need Help

Answers

Answer 1

NHDHDHDHDUDIDIDIDIDIFUFUTURURURURURURURURURURURURURUTURURYRYRYRYRYDYRYRYYRYRURYFRF


Related Questions

Directions Find the value of each variable

Answers

Answer:

X= 2 sqrt of 7

Y=2 sqrt of 7

Step-by-step explanation:

I just know the answer srry

A. 70 degrees
B. 140 degrees
C. 250 degrees
D. 110 degrees​

Answers

The answer is 70 degrees

The measure of the angle with variable x is 70 degrees.

TangentsTangent which meet at the same point are equal in lengthThe two tangent sides are equal

The two tangents forms an angle x. The angle x is opposite the arc angle 250 degrees.

∠x =  250 - (360 - 250)/ 2

∠x = 250 - 110 / 2

∠x = 140 / 2

∠x = 70°

Therefore, ∠x = 70 degrees.

learn more on circle theorem here : https://brainly.com/question/24225426?referrer=searchResults

A stock can go​ up, go​ down, or stay unchanged. How many possibilities are there if you own 3 ​stocks?

Answers

Answer:

There are 27 different possible outcomes.

Step-by-step explanation:

Assuming that you have 3 different stocks:

First, we need to find the number of events and the number of possible outcomes for each event.

Here we can assume that each one of the stocks is a event, and the number of possible outcomes for each one are:

Stock 1: 3 options (up, down, stay)

Stock 2: 3 options (up, down, stay)

Stock 3: 3 options (up, down, stay)

The total number of possible outcomes is equal to the product of the numbers of options for all the events.

Then the total number of possibilities is:

C = 3*3*3 = 27

The cumulative frequency diagram shows the times taken by the members of two
different clubs, The Braineys and The Cleverites, to complete an intelligence test.
Cumulative
a) Find the median and the
frequency
interquartile range for The Cleverites
80
60
b) State which club, on average, was
slowest at completing the test.
Give a reason for your answer.
40
The Cleverites
The Braineys
20
10
20
50
30 40
Time, in minutes

Answers

Answer:

a) median=25 interquartile range=19

b) The Braineys as the median is 32 compared to 25.

Step-by-step explanation:

The median and interquartile range for the cleverites are : 25 and 20 respectively.

The slowest club on average is the Braineys

From https://brainly.com/question/14724605?referrer=searchResults :

The median value for the cleverites :

The Median is the time at the midpoint of the frequency curve :

Median frequency = Cummulative frequency / 2

Median frequency = 80 /2 = 40

Tracing to the intersection point on the curve and reading the x - value at the point of intersection ;

Median for the Cleverites is 25

The interquartile range = (upper quartile - lower quartile)

Upper quartile = 3/4(Cummulative frequency) = 3/4(80) = 60

Upper quartile = 35 minutes

Lower quartile = 1/4(80) = 20

Lower quartile = 15 minutes

Interquartile range = (35 - 15) = 20 minutes

To obtain the slowest club on average, we could use the median :

Median for Cleverites = 25

Median for Braineys :

1/2(80) = 40

Time on the x axis corresponding to y = 40 is 32

Comparing the median values :

32 > 25

Braineys > Cleverites ;

The slowest on average at competing is Braineys as they have a higher completion time.

Learn more : https://brainly.com/question/14724605

How can you simplify this???????

6(2x-5)+2(3x-7)

Answers

Answer:

6

Step-by-step explanation:

12x-5 + 6x-7=

=7x+-1x

=6

PLEASE BE QUICK!
sin 47=_____
Write your answer as an integer or as a decimal rounded to the nearest hundredth. ​

Answers

the answer is 0.73 hope it helps

whats 2 other ways to write this equation:
40 = 19+7x

Answers

Answer:

1: 7x+19=40

2: 19+7x=40

Step-by-step explanation:

pls help! ill give brainless to the best answer !!

what is 25% of 75? show your work.

Answers

Answer:

18.75

Step-by-step explanation:

25% of 75 =

0.25 x 75 =

18.75

Hope that helps!

Answer:

18.75

Step-by-step explanation: I don't really know what work to show it was all mental

hat is the value of x rounded to the nearest hundredth?





Question 5 options:

9


3


11


5

Answers

Answer:

3 might be wrong

Step-by-step explanation:

2

(✓7) - 4x4=9

✓9

3

Jacob is planting flowers in his yard. He goes to a nursery to purchase flowers, and he decides to purchase petunias and sunflowers. Each petunia plant costs $2.99 with tax, and each sunflower plant costs $2.79 with tax. Jacob has $43.85 to purchase the flowers. If he buys 10 petunia plants, which inequality can be used to find s, the number of sunflower plants that Jacob can purchase?
A.
10($2.99) + $2.79s < $43.85

B.
10($2.99) + $2.79s > $43.85

C.
10($2.99 + $2.79s) > $43.85

D.
10($2.99 + $2.79s) < $43.85

Answers

Answer:

A.

10($2.99) + $2.79s < $43.85

Step-by-step explanation:

Hope it helps you in your learning process.

Mrs. Salwierz ran 31 kilometers in 6 hours. If she ran at a constant speed, how many kilometers did she run in 4 hours?

Answers

Answer:

20.67 km mr salwierz ran in 4 hours

by using unitary method

Does the following data best fit a linear, quadratic or exponential model?

{(0, 1), (1, 3), (2, 10), (3, 27)}

Answers

........................................................
yes it do it’s correct now hurry turn it in

3. There is no expiration date on the debit card.

True

False

Answers

The answer is false.

Explain why I got it right because I have no idea how to do it and It’s 100 points ?? Can someone help ?

Answers

Answer:

its asking you to reflect or reverse it like fliping it around on a number line. 1 was the x axis so it was flipped to -1 and so with part b.

Step-by-step explanation:


Frodo goes to New Army and buys two pairs of jeans for $19.99 each, 3 shirts at $7.99 each, and a pack of socks for $5. He has a
coupon for 25% off his entire purchase. Sales tax is 7 %. What is the total cost after the discount and tax? $
109points plsss helpppppp now

Answers

Answer:

lol i answered on another 1 of ur things

A rectangular parking lot measures 40 m x 30 m.
How much distance can you save by cutting
across the parking lot instead of walking all the
way around it from A to C?

This is Grade 8 Math Pythagorean theorem

Answers

I believe it’s 90 meters, but I don’t know what points are labeled A and C so I’m not sure.

Use substitution. What is the solution to the system of equations?

y=1/2x+2
2y=x+4

Answers

Answer: Infinitely many solutions.

Step-by-step explanation:

[tex]y=\frac{1}{2}x+2\\2y=x+4\\[/tex]

Use [tex]\frac{1}{2} x+2[/tex] for y in [tex]2y=x+4[/tex]

[tex]2(\frac{1}{2}x+2)=x+4\\x+4=x+4\\x-x = 4-4\\0=0[/tex]

Infinitely many solutions.

can someone do this quick! I need the volume!!​

Answers

Answer:

1125000

Step-by-step explanation:

just multiply them all

Answer:

i believe it should               be 1125000

Step-by-step explanation:

A class has $90 to spend on a field trip. The field trip costs $2.50 per person and there will be 5 chaperones on the trip. One student used the inequality 90 greater-than 2.50 (x + 5) to find x, the number of students that the field trip budget could accommodate. Which best describes the error in the student’s inequality?
The expression representing the cost should be 2.50 (5 x).
The expression representing the cost should be 2.50 (x + 5 x).
The inequality symbol should be Greater-than-or-equal-to instead of > since up to and including $90 may be spent.
The inequality symbol should be Less-than-or-equal-to instead of > since less than or equal to $90 may be spent.

Answers

Answer:

The inequality sign is not correct because the > symbol means greater than. However, up to and including $90 can be spent so the inequality sign should be ≥ (greater than or equal to).

The best description of the error in the student's inequality is; The inequality symbol should be Greater-than-or-equal-to instead of > since up to and including $90 may be spent.

What is the representation of the inequality?

We are told that;

Amount for the class to spend = $90

Cost of field trip = $2.5 per person

Number of persons on the trip = 5 persons

Inequality used by a student is;

90 > 2.5(x + 5)

The inequality sign used above is not correct because the they have $90 to spend and so the inequality sign should be ≥ (greater than or equal to).

Read more about Inequality at; https://brainly.com/question/25275758

What is the area of a rectangle with a length of
418 feet and a width of 2 feet? (HURRY PLZ I'M GETTING ASKED A QUESTION)

Answers

Answer:

8 1/4

Step-by-step explanation:

Answer:

836 feet

Step-by-step explanation:

For area, it is length times width, so in this case it would be 418 times 2.

Derek's car has run out of gasoline. He walks 24 km west and then 10 km south looking for a gasoline station. If he is now h km directly from his starting point, find the value of h

Answers

Answer:

the value of h is √676km

Step-by-step explanation:

The computation of the value of h is shown below

Here we apply the Pythagoreus theorem

= 24^2 + 10^2

= 576 + 100

= √676

Hence, the value of h is √676km

We simply determine by using the Pythagoreus theorem

A shopper drives from the mall at point M to the post office located at point P. What distance does the shopper drive?

Part A: Explain the steps you would take to find the distance.

Part B: What distance does the shopper drive?

Answers

Answer:

Step-by-step explanation:

Part A: I would count the boxes from point M to point P.

Part B: The shopper drive 12 m.

The distance between the mall and the post office is 13 meters.

What is the distance between two points?

It is the measure of distance between the two points and is known as length. The length is measured in meters generally.

Let one point be (x, y) and another point be (h, k). Then the distance between the points will be given as,

D² = (x - h)² + (y - k)²

From the diagram, the points are M(2, 5) and P(7, 17). Then the distance between the mall and the post office is calculated as,

MP² = (7 - 2)² + (17 - 5)²

MP² = 5² + 12²

MP² = 25 + 144

MP² = 169

MP = 13

Learn more about the distance between two points here:

https://brainly.com/question/18296211

#SPJ2

EMERGENCY HELP PLS: The distance from P to the airplane is ? m.

Answers

Answer:

distance from P to the plane  = 8957.6 m

Step-by-step explanation:

sin23 = 3500 / distance from P to the plane

distance from P to the plane  = 8957.6 m

please please help I give you brainliest ​

Answers

Answer:

[tex]-1[/tex] - 6 + 3

Step-by-step explanation:

hope this helps

Answer:

i think it’s -4 I’m not sure tho..

Step-by-step explanation:

WILL GIVE BRAINLIEST

Answers

If I’m correct the answer is A

Answer:

They only intersect once. (Correct letter is B)

Step-by-step explanation:

Slope Intercept Form:

2x - 4y = 3

-2x        -2x

________

-4y = -2x + 3

Switch the signs of all of the numerals since you cannot have a negative 'y' value.

4y = 2x - 3

----   ---------

4         4

y= 1/2x - 3/4

-----------------------------------------------------------------------------------------------------------------

7y - 5x = 8

    +5x  +5x

----------------

7y = 5x + 8

----   ---------

7        7

y= 5/7x + 1 1/7

-----------------------------------------------------------------------------------------------------------------

After graphing the lines, you then can see that the lines only ever intersect once.

Whats the equation for the table

Answers

Answer:

multiply by 32

Step-by-step explanation:

Multiplying a by 32 which equals d!

Using five different digits, form a 5-digit number
which represents
(a) the smallest odd number

Answers

Answer:

10235

Step-by-step explanation:

2/3 divided by 3/6 is : help asap​

Answers

the answer is 4/3 OR 1 1/3 :)

2/3 / 3/6= 1 1/3
Let me know if you need me to show how to solve it

Given g(x)=-x-2g(x)=−x−2, find g(0)g(0).

Answers

Answer:

g(0) = -2

Step-by-step explanation:

Given - g(x) = -x - 2

To find - g(0)

Proof -

We have given the function ,

g(x) = -x - 2

For finding the value of g(0), we just have to put x = 0 in g(x),

We get

g(0) = -0 - 2 = -2

⇒g(0) = -2

A rectangle has a width that is 5 feet less than the length. The area of the rectangle is 126 square feet. Find the width of the rectangle

Answers

Answer:90 square feet
Explanation:hope this helps!
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