Please Help!
Use the fact that √7 is a solution to the equation x² = 7 to find a decimal approximation of √7 whose square is between 6.9 and 7.1

Answers

Answer 1
Wouldn’t it be 49? I’m not 100% sure because the question is a little confusing. I just found it by squaring seven because the square root of 49 is 7, and 7 is right between 6.9 and 7.1. Sorry if I’m wrong :)
Answer 2

The decimal whose square is 7.0008 is  2.6459.

What is a decimal ?

A decimal separates the whole part and the fractional part of a given number.A decimal can also be represented as a fraction.

According to the given question √7 is a solution to the equation x² = 7.

The decimal approximation of √7 is 2.6458.

Now to find the decimal approximation of √7 whose square is between 6.9 and 7.1 we will take some value which is just more than 2.6458.

Lets take 2.6459 by squaring it we get 7.0008 which is in between 6.9 and 7.1.

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Related Questions

Math: There are 30 pages in a chapter of your textbook. You read 40%, how many pages do you have left to read? Explain how to solve this using 2 different methods

Answers

12 pages to read left.

Answer:

18 pages left

Way 1: Find what 40% of 30 is and subtracting it from 30, leaving 60% of 30 left:

40% of 30 is 0.4*30 = 12, 30 - 12 = 18

Way 2:  Subtract 40% from 100% and multiply it by 30: 100% - 40% = 1 - 0.4 = .6, 0.6*30 = 18

HELP PLEASE BTW ITS RATIOS!

Answers

35:63:28 please reward me brainiest

ANSWER ALL THE QUESTIONS TO GET MARKED BRAINLYEST

Answers

Answer: 7/10, 7/10 and 3/10.

Step-by-step explanation:

7/10 = Between 1 and 10, the multiples of three are 3, 6, and 9. So the amount favourable outcomes is the total minus the multiples, 10-3 = 7. So 7/10.

7/10 = Between 1 and 10, the multiples of 2 are 2, 4, 6, 8, and 10. The multiples of 3 are 3, 6 and 9. That, gives 7 favourable outcomes (6 is a multiple of both but counted once) giving the probability of 7/10.

3/10 = The favourable outcome is 8 and above, so: 8, 9 and 10. There are 3 favourable outcomes which gives the probability of 3/10.

You have the 1st one correct...
The second one is 8/10...
The 3rd is 3/10

Hope this helps

can someone help plez

Answers

Answer:

You would use scientific notation for an easier way to simplify a very complex equation, and use standard form whenever you are showing the answer.

Step-by-step explanation:

Please Help Me, It's The Last To Turn In My Paper Bc You Know! ASAP 50 POINTS!!!
The Line Plot shows the distances, in miles, run by Joggers in a park.

How Many runners ran at least 3 miles?
____runners

Answers

Answer:

7 joggers

Step-by-step explanation:

First, go to the number 3, count the number of x's, in this case, it's one. Then do the same for all the others. 1+2+2+1+1=7

Mark brainliest

Answer:

7

Step-by-step explanation:

there is 1 x at 3, 2 at the midpoint, 2 at 4, 1 at the midpoint of 4 and 5 and 1 at the midpoint of 8 and 9. so, add them all together, 1+2+2+1+1=7

Isabel tutors math. For each hour that she tutors, she earns 50 dollars.
Let 'E' be her earnings (in dollars) after tutoring for 'H' hours.

Write an equation relating 'E' to 'H'. Then use this equation to find Isabel's earnings after tutoring for 19 hours.

No links & spam or i will report

Answers

Answer:

E = 950, H = 19

Step-by-step explanation:

If she earns 50 dollars an hour for tutoring and she tutors for 19 hours, she would have earned 950 dollars because if you do 19 x 50 it's 950

Answer:

Step-by-step explanation:

Equation: 50H=E

Answer 50(19)= 950

hope this helps

Consider the following equations:
y = x minus 2. y = 2 x minus 2. y = negative x minus 2. y = negative 2.
Discuss the similarities and difference in the graphs of these equations. (Use a graphing calculator if needed.)
a.
Same slopes; different y-intercepts
b.
Same slopes; same y-intercepts
c.
Different slopes; same y-intercepts
d.
Different slopes; different y-intercepts



Please select the best answer from the choices provided


A
B
C
D
plz help i'm begging you i don't want to fail this plz help

Answers

Answer:

C

Step-by-step explanation:

Different slopes; same y-intercept

Use a graphing calculator or an online one, like desmos to help visualize

y=x minus 2

y=2x minus 2

y= negative X minus 2

y=negative 2

If you were to type this on a graphing calculator

*Notice how all of these functions intersect at the same point on the y axis . That is because they all share the same y-intercept of -2

* The slopes are all different using the rise over run method.

Slope of y=x minus 2 is 2/2 or 1

Slope of y=2x minus 2is 2/1 or 2

Slope of y=negative X minus 2 is 2/-2 or -1

Slope of y= negative 2 is 0

A drum of oil is 4 ft. hieight and the radius is 1.2 ft. Oil cost is $22. What is the cost per cubic ft. to fill the drum of oil?
Use 3.14 for pi.
Round answer to nearest penny.

Answers

3.14 • 1.2^2•4
= 18.0864 ft^3

18.0864 • 22
= $397.9
Answer : $1.2 per cubic foot

Explanation :
1. Do your radius to the power of two and multiply by pi (3.14)
2. That would be 4.5216 you then multiply that by 4(your height) and get about 18
3.You divide 22(cost of oil) by 18(drum of oil) and get about $1.2 per cubic foot

Hope this helps

Catherine owns a bakery. She takes x minutes to bake a tray of cookies. The time it takes is less than 18 minutes. Which inequality represents this?

18 > x

x = 18

18 < x

x > 18

Answers

Answer:

18>x

Step-by-step explanation:

Answer:

I don't know but I think it is 18 < x.

Step-by-step explanation:

I hope this answers your question :)

A worker can load 4 pallets in 30 minutes. At that rate, how many pallets can he load in 4 hours?

Answers

8 pallets each hour so it would be 8 x 4 to find the answer. the answer is 32 pallets

Answer:

32

Step-by-step explanation:

1 hour = 60 minutes

Thus, 30 minutes if half an hour.

The worker can load 4 pallets every 30 minutes.

30*2=60

4*2=8

So the worker can load 8 pallets every 60 minutes, or every hour.

8*4=32

So, a worker can load 32 pallets in 4 hours.

BONUS: The worker can load 1 pallet every 7.5 minute

Brainliest pls

Which mixed number is equivalent to 2.68?

Answers

Answer:

the answer is 2 43/50

that is equivalent to 2.68

Write a cubic trinomial that has 3x as a GCF of its terms.

Answers

Ax^3 + Bx+^2 + Cx is the correct answer

Each of the following phrases describes a numerical value.

the absolute value of 9
the opposite of 9

Which of the following statements is TRUE about the relationship between the numerical values?

A.
The opposite of 9 is the same distance from 0 on a number line as the absolute value of 9.

B.
The opposite of 9 is equal to the absolute value of 9.

C.
The absolute value of 9 is less than the opposite of 9.

D.
The absolute value of 9 is farther from 0 on a number line than the opposite of 9.

(I literally feel so slow rn)

Answers

Answer:

C is correct the only difference between then is the negative or minus sign

I think it’s C tell me if I am right

Isaiah is having his house painted. He paid $525 for the required materials, and he will pay $30 an hour for the painters to complete the job. Which equation shows the relationship between y, the number of hours the painters work, and x, the total cost of the project?
A. y = 525x + 30
B. y = 30x - 525
C. y= 30x + 525
D. y = 525x + 30

Answers

Answer:

Step-by-step explanation:

x is the amount of hours it will take. Since he pays $30 per hour, your answer would be 30x + 525

Please help me explain as well. AD is 48. I will give brainliest.

Answers

Answer:

The area of the rectangle is 48

Step-by-step explanation:

We know that AE is 6 and ED is 8, since it forms a triangle, use the Pythagorean theorem to find AD, which is one side of the rectangle.

The Pythagorean theorem says that a^2 + b^2 = c^2.

a is AE, b is ED, and c is AD, so 6^2 + 8^2 = c^2, 36 + 64 = c^2, 100 = c^2, 10 = c, so AD is 10

The area of the triangle is half of AE times ED, so 1/2(6)(8) = 1/2(48) = 24, the area of the triangle is 24.

Since the area of a triangle is 1/2 of the base times the height, we can figure out the height:

A = 1/2bh, 24 = 1/2(10)h, 24 = 5h, 4.8 = h, so the height of the triangle (and rectangle) is 4.8.

The height of the triangle is also the height of the rectangle:

The area of the rectangle is 4.8*10 = 48

Which answer choices represent equivalent expressions that show the relationship between multiplication and
addition? Select all that apply.

Answers

Answer:

Step-by-step explanation:

PLSS HELPP DUE IN 10 MINUTES

Answers

The answer is 2502.

Answer:

Step-by-step explanation:

go to quiziz just replace the last part with rocks

(answers for quiziz)

REWARDING BRAINLY FOR CORRECT ANSWER

Answers

Answer:

78

hope this helps

have a good day :)

Step-by-step explanation:

88 highest-10 lowest

Answer: 82

Step-by-step explanation:

The range is the distance between the largest number and the smallest number. The largest number is 92 and the smallest is 10. You subtract the two.

92-10=82 so the answer is 82.

A square target is shown. A dart is dropped randomly onto the target. The dart is equally likely to hit any spot on the target.
A:1/2
B:1/6
C:1/9
D:1/36

Answers

Answer:

b

Step-by-step explanation:

hope this helps

b hope this helps :)

Can I have an answer? Mathematics. HELP.

Answers

Answer:

Step-by-step example

unit rate: 1/0.10= 10 cents hope that helps :)

10 cents. hope that helps. the person above explained the math

HELP!!!!! U GOTTA DO THIS PLS

Answers

Answer:

60 almonds?

Step-by-step explanation:

Answer:

60

Step-by-step explanation:

.On a radio morning show, every 12th caller receives concert tickets, and every 16th caller receives an autographed album. What caller number will receive both

Answers

Hello!
Let’s write out the multiples of 12 and 16.
12: 12,24,36,48,60,72
16: 16,32,48,64,80,96
Since 48 is in both, caller number 48 will get both

The caller number will receive both would be 48.

What is Least common multiple?

The Least common multiple of two or more numbers are the smallest number that is multiple of two or more numbers.

Given that;

On a radio morning show, every 12th caller receives concert tickets, and every 16th caller receives an autographed album.

Now,

Since, On a radio morning show, every 12th caller receives concert tickets, and every 16th caller receives an autographed album.

Hence, The common caller number is find by calculating the LCM of 12 and 16.

⇒ LCM of 12 and 16 = 48

Thus, The common caller number which receive both will be 48.

Learn more about the Least common multiple visit:

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HELPPPPP put myself in a bad spot PLEASE ANSWER QUICK FOR ME and please put the work also

Answers

1. 31.4
Explanation: Circumference= 2*pi (3.14)*radius
2*3.14*5= 31.4
2. 200.96
Explanation: Area of a Circle = pi*radius*x2 (power of 2)
So, 3.14*8*8 = 200.96
3. 87.92
Again like number 1, Explanation: Circumference= 2*pi*radius So that would be 2*3.14*14= 87.92
4. It’s blurred out sorry :(

Hope these answers help :)

Hurry Asap Like Rn Pls I Will Give You Brainliest!

Answers

Answer:

Step-by-step explanation:

Each package holds 24 so you would use the equation n = 24p

which means the number of lightbulbs = 24 times the number of packages

so 1 package = 24

3 packages = 72

10 packages = 240

oh and part B is B

does (7x+34) =272? i need help plssssssss

Answers

Answer:

7x + 34 = 272

-34 -34

7x = 238

Divide by 7 on both sides

X = 34

You are solving for x.

Im pretty sure I 34 I think

Please show me how you got your answer and i will give you brainliest
A sphere has radius of 3 cm. What is the volume of the sphere?
A) V = 9 pi centimeters cubed
B) V = 36 pi centimeters cubed
C) V = 108 pi centimeters cubed
D) V = 288 pi centimeters cubed

Answers

Answer:

I think it's C) V = 108 pi centimeters cubed

Step-by-step explanation:

am not sure but GOOD LUCK HOPE THIS HELPS

Answer:

V=36 pi cm squared

Step-by-step explanation:

Mrs. Hamilton wants to buy a house. She figures she can afford to spend no more than $21,600 in mortgage and tax payments per year. Based on the inequality 12n ≤ 21,600, which of the following could be an amount she could afford to pay per month in mortgage and tax payments?

Answers

Answer: 1,800

Step-by-step explanation: Divide 21,600 and 12 and you should get 1,800.

please help me for this question

Answers

5 x 6 = 30

9 x 6 = 54

54 is your answer

Answer:

54

Step-by-step explanation:

5 x 6 = 30

9 x 6 = 54

54 is your answer

giving brainliest to correct answer

Answers

Answer:

24

Step-by-step explanation:

Simply put, arrange all numbers from least to greatest and cross out one number on each side until you get to a middle number.

20, 21, 24, 25, 25

20- crossed

25- crossed

21- crossed

25- crossed

Which leave 24. Holes this helped, good luck! :)

24 is the answer of this question

Hurry Asap I Will Give You Brainliest Pls Help!

Answers

Answer:

C.

Step-by-step explanation:

6 to the second power is 36. 6 x 6 is 36. I'm really bad at explaining so I'm sorry if you don't understand.

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