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cestrela7 [59]
1 year ago
15

Can someone help me please!

Mathematics
2 answers:
andriy [413]1 year ago
5 0

Answer:

34. \frac{3}{2}

35. y = \frac{3}{2} x +5

Wittaler [7]1 year ago
5 0

Answer: k=1,5     y=1,5x+5.

Step-by-step explanation:

(0;5)    (2;8)

y=kx+b

34.

                     \boxed {k=\frac{y_2-y_1}{x_2-x_1} }

\displaystyle\\k=\frac{8-5}{2-0}\\ k=\frac{3}{2} \\k=1,5.

35.

(0;5)     y=kx+b

5=1,5*0+b  

5=0+b

5=b

b=5,

So,

y=1,5x+5.      

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Find the measure of the central angle with an arc length equaling 29.21 and a circumference = 40.44
Dima020 [189]

measure of central angle is 4.607 radians with an arc length equaling 29.21 and a circumference = 40.44

Step-by-step explanation:

Arc length = 29.21

Circumference = 40.44

Central angle = ?

The formula used to find central angle is:

s=r\theta

where s = arc length, r= radius and Ф=central angle.

We need to find radius from circumference

c=2\pi r\\r=\frac{c}{2\pi } \\Putting\,\,values:\\r=\frac{40.44}{2*3.14}\\r=6.43

So, radius = 6.34

Now, finding central angle:

s=r\theta\\29.21=6.34\,\,\theta\\\theta=\frac{29.21}{6.34}\\\theta=4.607\,\,radians

So, measure of central angle is 4.607 radians with an arc length equaling 29.21 and a circumference = 40.44

Keywords: Central angle of circle

Learn more about Central angle of circle at:

  • brainly.com/question/8618791
  • brainly.com/question/2115496
  • brainly.com/question/10610299

#learnwithBrainly

5 0
2 years ago
Find the mean and median of the data. <br><br> 4.7,8.51,6.5,7.42,9.64,7.2,9.3
Murrr4er [49]

Answer:

Population size: 7

Median: 7.42

Minimum: 4.7

Maximum: 9.64

First quartile: 6.5

Third quartile: 9.3

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What to do if -/7 appears in a math problem
Brrunno [24]
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3 years ago
Can someone plz help me solved this problem! Need help ASAP! Help me !
lana66690 [7]

Answer:  5, 8

<u>Step-by-step explanation:</u>

The difference between 3 times a number and -8 is BETWEEN 23 and 32

Note: "difference" means subtraction --> 3x - (-8)  --> 3x + 8

               23 < 3x + 8 < 32

               15 < 3x        < 24          <em> subtracted 8 from all 3 sides</em>

-->             5 <   x        <   8          <em>divided 3 from all 3 sides</em>

 

5 0
3 years ago
(a) Use Euler's method with step size 0.2 to estimate y(1.4), where y(x) is the solution of the initial-value problem y' = 3x −
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Answer:

Step-by-step explanation:

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2 years ago
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