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Licemer1 [7]
2 years ago
14

A mass of 100 g stretches a spring 20 cm. the mass is set in motion from its equilibrium position with a downward velocity of 5

cm/s assume there is no damping,determine the position u of the mass at any time t. When does the mass first return to its equilibrium position?
Mathematics
1 answer:
EleoNora [17]2 years ago
4 0
This is the answer to your question

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Express 8.5454545454... as a rational number, in the form p/q where p and q are positive integers with no common factors.
zzz [600]
x=8.\overline{54}\\
100=854.\overline{54}\\
100x-x=854.\overline{54}-8.\overline{54}\\
99x=846\\
x=\dfrac{846}{99}=\dfrac{94}{11}


5 0
2 years ago
A young person decides to put aside some money for retirement by putting $1,000 in a 30-year savings bond that pays 3.0% simple
Pavel [41]

Answer:

2427.26 $

Step-by-step explanation:

Just use this formula when you have such type of problems:

N = N° (1 + %)^t

Where N = final amount

           N°= initial amount

           t = peroid of time

Now let's solve:

N = 1000(1 + 0.03)^30

N = 2427.26

5 0
2 years ago
Devon has $45 in his savings account. which equation can be used to determine how much devon needs to save in order to have $315
Georgia [21]
<span>He has 45 dollars. He needs 315 dollars in order for him to have 315 dollars he would to need to save what? Then take 315-45= 270 dollars. Therefore he would need to save 270 dollars.

Thank you for posting your question here at brainly. I hope the answer will help you. Feel free to ask more questions.
</span>
6 0
3 years ago
Read 2 more answers
7X +15 X equals A. 21x b. 21x^ c. 22x d. 22x^
forsale [732]

Answer: c. 22X

Step-by-step explanation:

7 0
3 years ago
ILL MARK BRAINLIEST HELP!!!!
stepan [7]

Answer:

30

Step-by-step explanation:

let EFH = x

Let GFH = y

x + y = 90

x = 2y

Substitute: 2y + y = 90

3y = 90

y = 30

5 0
3 years ago
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