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Serhud [2]
3 years ago
6

Is the work shown below correct? Explain your

Mathematics
1 answer:
tatyana61 [14]3 years ago
3 0

(11+21)-(3-101)=(11+21-3-10=(11-3)+(21-101=8-18=53

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The height, h, in feet of a piece of cloth tied to a waterwheel in relation to sea level as a function of time, t, in seconds ca
BartSMP [9]

Answer:

20 seconds

Step-by-step explanation:

I assume you mean h(t)=8\cos(\frac{\pi}{10}t) for your function.

As the given function is in the form of f(t)=a\cos(bt+c)+d (some textbooks may write this formula differently), the period is equal to \frac{2\pi}{|b|}. Hence, the period of the given function is \frac{2\pi}{|\frac{\pi}{10}|}=\frac{2\pi}{1}*\frac{10}{\pi}=\frac{20\pi}{\pi}=20, or 20 seconds.

8 0
3 years ago
Please help im confused
Veronika [31]

Answer:

  • m∠1 = 43°27'
  • m∠2 = 136°33'
  • m∠4 = 136°33'

Step-by-step explanation:

Angles 1 and 3 are vertical angles, so are equal:

  m∠1 = m∠3 = 43°27'

Angles 2 and 3 are a linear pair, so are supplementary:

  m∠2 = 180° - m∠3 = 180° - 43°27' = 136°33'

Angles 2 and 4 are also vertical angles, so are equal:

  m∠4 = m∠2 = 136°33'

_____

There are 60 minutes in a degree, so 180° is the same as 179°60'. Subtraction can proceed in the usual way after this rewrite:

  180° - 43°27' = 179°60' -43°27'

  = (179 -43)° +(60 -27)' = 136°33'

6 0
4 years ago
Express 0.9534 as a fraction
Solnce55 [7]
Express 0.9534 as a fraction

<span>0.9534 × 10 × 10 × 10 × 10 = 9534
</span><span>1 × 10 × 10 × 10 × 10 = 10000
</span>9534/10000

Divide by GCF:-

GCF = 2

9534 ÷ 2 = 4767
1000 ÷ 2 = 500
4767/500
^^^Improper fraction
Convert to mixed number:-

4767 ÷ 500 = <span>9.534

500 × 9 = 4500</span>

<span>4767 - 4500 =  267</span>

<span>9 = whole number</span>
<span>267 = </span>numerator
<span>500 = </span>denominator
<span>
9 267/500
 
0.9534 = 9537/10000 = 4767/1000 = 9 267/500 </span><span />
6 0
3 years ago
Graph the following y=3x-4x<br> plz help i give brainliest and points
trasher [3.6K]

Answer:

I put in a screenshot on what the graph would look like (i used desmos)

Step-by-step explanation:

Ok, you have the equation y=3-4x. This can be broken down into the y=mx+b format. -4 would be the m, and since m is the slope -4 would be the slope of your line. 3 would be your b- your y-intercept. Basically at (0,3) your line crosses the y-axis.

I hope this helps :)

3 0
3 years ago
What is an equation of the line that passes through the point (-5,3)(−5,3) and is parallel to the line 3x-5y=303x−5y=30?
rosijanka [135]

The equation of the line which passes through the point (-5, 3) and is parallel to the equation 3x -5y = 30 is; 3x -5y = 30.

<h3>What is the equation of the line?</h3>

Since the line is parallel to the given line; 3x -5y = 30 whose slope is; 3/5.

Hence, since the two lines have equal slopes;

3/5 = (y-3)/(x-(-5))

3/5 = (y-3)/(x+5)

5y -15 = 3x +15

3x -5y = 30

Read more on equation of a line;

brainly.com/question/1461621

#SPJ4

3 0
2 years ago
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