Simplify the following expression. 2x^2 + 7x+ 3 / x^2 - 9

Answers

Answer 1

Answer:

(x3 - 3x2 - 6x - 3) • (2x - 1)

 ——————————————

               x2              

Step-by-step explanation:


Related Questions

find the slope of the line that passes through the points (0, 6) and (20, 14).

Answers

Answer:

2/5

Step-by-step explanation:

Math question................

Answers

sup lol dont know this

Answer:

m<2 =49    M<1 and M<3 =131

Step-by-step explanation:

angle 4 and 2 are coungruent. So M<4=M<2

angles 1 and 3 are congruent. so M<1=M<3

M<1 +M<4=180. so 180-M<4=m<1  

180-49=131

69:48 in its simplest form

Answers

Answer:

69/48

23/16

1,4375

Answer:

23 : 16

Step-by-step explanation:

[tex]69:48 = \frac{ \cancel{69}}{ \cancel{48}} = \frac{23}{16} = 23:16 \\ [/tex]

Sheridan Service sells oil at a markup of 42 ​% of the selling price. Sheridan paid 0.92 per litre of oil.
​(a) What is the selling price per​ litre?
​(b) What is the rate of markup based on​ cost?

Answers

Answer:

ok

Step-by-step explanation:

242833-737486

How can I show that 3sin^2 x-cos^2 x=2 can be written as 4sin^2 x=3?
no answer needed, just take the points.

Answers

Answer:

You said

Step-by-step explanation:

No answer needed just take the points yey

Answer:

8^8

Step-by-step explanation:

Thx

I need asappp!!!!! Quick

Answers

I really don’t know

What is the area of the shape shown? All units are in feet.

Answers

Answer:

112 ft squared

Step-by-step explanation:

Answer:

time all of them together

Step-by-step explanation:

PLEASE HELP!!
finding square roots of negative numbers

show your work

1-) V-18

2-) 2V-16

Answers

Answer:

Work shown below!

Step-by-step explanation:

[tex]\sqrt{-18}=\sqrt{18i^{2} } =\sqrt{2*9i^{2} }=3i\sqrt{2}[/tex]

[tex]2\sqrt{-16} =2\sqrt{16i^{2} } =4i*2=8i[/tex]

10.3 )200.3865 if it is wrong then...... but if it is corect then u get brainliest

Answers

guys someone banned me because i said the right answer cherbears lz banned her

Which characteristics of a graph tell you that it represents a proportional relationship

Answers

Answer:

the realationship is 2/3 of the quart

Step-by-step explanation:

Answer:

Sample Response: You can tell a graph is proportional if the points form a single line and that line passes through the origin. The relationship between input and output figures will also remain the same throughout.

Step-by-step explanation:

Or you can put what I did which is

If it is a straight line and also passes through the origin then that's how you can tell if it is a proportional relationship.

Help I need it ASAP plzzzz

Answers

W=0, W=1: reason; the question is asking for what w is, so the logical answer is gonna be 0,1 because w is less than 2

can u pls help me with this question ​

Answers

Bro what grade are u in

Name the decimal: 2.45.
Select the correct answer below:
two and forty-five hundredths
two hundred and forty-five thousandths
two hundredth forty tenths and five
two hundredth and forty-five

Answers

Answer:

It would be B. because the decimal places go into the hundredths.

Two and forty five hundredths

IF YOU DON’T KNOW THE ANSWER THEN DON’T ANSWER. If you do, your comment as well as your account will be reported.

Last week, Ray worked 46 hours. He incorrectly calculated he earned $45 of additional pay. What was Ray's error when he miscalculated his overtime pay? How much was Ray's paycheck for working 46 hours. Show your work. Would Ray make more money working 40 hours a week for two weeks or working 32 hours one week and 46 hours the next? Justify your answer.

Whoever answers correctly WILL get Brainliest.

Remember to stay safe and inside as much as possible. HAPPU HOLIDAYS! God loves you and have a blessed one! :)

Answers

Answer: $69

Step-by-step explanation: For every hour ray works over 40 hours, he makes an additional $7.50. According to part B, Ray calculated incorrectly that he earned $45 of additional pay. His error when he calculated incorrectly his overtime pay was that he didn't mulitply correctly, and that gave him the andwer of $45. So therefore, Ray's paycheck for working 46 hours was $69. How I found out my answer I did 150% times 46 which gave me 6,900. After that I divided 6,900 by 100 which gave me 69. If we wanna check our answer we can always divide 69 and 46 hours and get 150%. So In Conclusion, Ray would make more oney working 32 hours a week, and then 46 the next week. We also found this out, because working 32 hours one week ray makes $48, but when he works 46 hours a week, ray makes $69 and when adding those together it makes much more than 40 hours a week for two weeks.

Happy Holidays!!!

Plz help the link to the vid in ask about question watch the vid then answer the question in the vid never mind

Answers

Where is the video?? Can’t help if I don’t have the resources.

Find the dot product of u = 〈3, –4〉 and v = 〈–7, –2〉.
- u · v = –29
- u · v = –22
- u · v = –13
- u · v = –10

Answers

Answer:

u · v = - 13

Step-by-step explanation:

dot product of u = 〈3, - 4〉and v =〈- 7, - 2〉

(3î - 4j) • (- 7î - 2j) = - 21 + 8 = -13

-TheUnknownScientist

The dot product of u = 〈3, - 4〉 and v =〈- 7, - 2〉 as u · v = - 13.

How to find the dot product of two function?

The dot product of the two function u and v can be calulated as

u · v = (xî + yj) • (aî + bj)

The dot product of u and v is a scalar because dot product is always a scalar.

The dot product of u = 〈3, - 4〉 and v =〈- 7, - 2〉

u · v = (xî + yj) • (aî + bj)

= (3î - 4j) • (- 7î - 2j)

= - 21 + 8

= -13

Learn more about the dot product here;

https://brainly.com/question/14455586

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Last year, Philip Rivers' passing percentage was 66%, which means he completed 66% of his
passes. Using that percentage, if he throws the ball 550 times, how many times should we expect
him to complete the pass?

Answers

Answer:

363

Step-by-step explanation:

0.66*550=363

Evaluate w÷6, if w= 2/5. simplify, if possible ​

Answers

Answer:

0.06666666666

Step-by-step explanation:

ratios for 25 scarves to 8 hats

Answers

Answer:

25:8

50:16

75:24

100:32

125:40

150:48

175:56

Step-by-step explanation:

All of these are equivalent to 25:8.

Hope it helps!

Please help explain changes in democratic that occurred
during the Jackson era.

Answers

"Jacksonian democracy was a 19th-century political philosophy in the United States that expanded suffrage to most white men over the age of 21, and restructured a number of federal institutions. ... It built upon Jackson's equal political policy, subsequent to ending what he termed a "monopoly" of government by elites."

A local Hamburger shop sold a combined total of 553 hamburgers and cheeseburgers on Saturday. They were 53 more cheeseburgers sold and hamburgers. How many hamburgers were sold on Sunday?

Answers

Answer:

250 hamburgers were sold on Sunday

Step-by-step explanation:

Let there are x hamburgers and y cheeseburgers sold on Sunday.

ATQ,

x + y = 553 .....(1)

There were 53 more cheeseburgers sold than hamburgers.

y = 53 + x ....(2)

Put the value of y from equation (2) in equation (1).

x + (53 + x) = 553

2x+53 = 553

2x = 500

x = 250

Put the value of x in equation (2).

y = 53 + 250

y = 303

Hence, 250 hamburgers were sold on Sunday

What is the rate unit of running 4 miles in one hour?

A)hours
B)miles per hour
C)miles
B)4

Answers

Answer:

b

Step-by-step explanation:

Answer:

B)miles per hour

Step-by-step explanation:

hi, pls help me on this! tyy

Answers

Answer:

Find below the answer :)

Step-by-step explanation:

1. Move the constant to the left.

2. Eliminate the opposites.

A barometer falls from a weather balloon
at a height of 14,400 ft. If the equation
for height as a function of time is
h(t) = -16t2 + initial height where t is time
in seconds and h(t) is height in feet, how
many seconds will it take for the
barometer to hit the ground?

Answers

Answer:

Step-by-step explanation:

h(t) = -16t² + 14400

0= -16t² + 14400

(1/-16)×-14400=-16t²(1/-16)

900=t²

[tex]\sqrt{900} =\sqrt{t^{2}}[/tex]

30=t

Hence, the time taken in seconds for barometer to hit the ground is 30.

A barometer falls from a weather balloon from a height of 14400, this means that the initial height is 14,400 ft.

How many seconds will it take for the barometer to hit the ground?

The initial height of a barometer is 14,400 ft.

After the barometer falls from a weather balloon it hits the ground and final height is 0.

So, the equation h(t)= -16[tex]t^{2}[/tex]+ initial height

putting h(t)=0 which is the final height and initial height=14,400 we get,

0=-16[tex]t^{2}[/tex] +14,400

16[tex]t^{2}[/tex]=14,400

t=[tex]\sqrt{14,400/16}[/tex]

[tex]t^{2}[/tex]=900

t=[tex]\sqrt{900}[/tex]

t=30

Hence, the time taken by barometer to hit the ground is 30 seconds.

Learn more about such problems

https://brainly.com/question/22673639

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sally put $372 into a bank account which will now have $811 in it. write and solve an equation that show how much was originally in the account

Answers

Answer:439

Step-by-step explanation:811 - 372

Answer:

439

Step-by-step explanation:

subtract the new 372$ with the new total which is 811$ the subtract 811$-372$ then when you are done the total will be your answer


Sarai was given the function, f(x) = x2 - 2x + 8.
For what x value(s) would f(x)=20?

Answers

Answer:

f(8)=20..The answer is 8 :)

Pic below/above
thanks in advance

Answers

Divide by 1/3. Because we reverse the operation.

Explain why the graph below might be misleading.

Comparison of Funds Money Earned Fund A Fund B Fund C Fund D

a. The graph is not misleading.
b. The horizontal axis has intervals that are not comparable.
c. The bars are in different colors, so it skews the information,
d. The graph has no scale, so it's impossible to compare the money earned.​

Answers

Answer:

d. The graph has no scale, so it's impossible to compare the money earned.​

Step-by-step explanation:

The graph is misleading because it has "no scale" in response to the money earned. It would actually be hard to plot them on the graph without the scale. If you look at the graph, you won't be able to compare how much funds Fund C made in comparison to Fund A, B and D. You won't be able to tell the actual gap in the money they've earned. The data above is not clearly illustrated in this case.

Help with a math assignment 4

Answers

Answer:

p=1 is the right answer I hope I helped

14. Althea is running around a 1/4 mile loop. How many times must she run around the
loop to run 2 1/2 miles?
A. 8 times
B. 9 times
C. 10 times
D. 12 times

Answers

The correct answer would be C. I am 100% shure
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