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AlladinOne [14]
3 years ago
11

Describe how to use a tens fact to find the difference for 15 - 8

Mathematics
1 answer:
mojhsa [17]3 years ago
3 0
You can make a mathmatical tree
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List 5 numbers with a mean of 5
givi [52]

If their mean is 5, then the numbers add up to 25.
Here are a few sets that do the job:
 
1, 2, 3, 4, 15

10, 20, 30, 40, -75

+2,  -2,  +99,  -99,  25

1,  5,  5,  5,  9

6 0
3 years ago
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Particle 1 of charge q1 �� ��5.00q and particle 2 of charge q2 �� ��2.00q are fixed to an x axis. (a) as a multiple of distance
Naya [18.7K]

<span>Assuming that the particle is the 3rd particle, we know that it’s location must be beyond q2; it cannot be between q1 and q2 since both fields point the similar way in the between region (due to attraction). Choosing an arbitrary value of 1 for L, we get </span>

<span>
k q1 / d^2 = - k q2 / (d-1)^2 </span>

Rearranging to calculate for d:

<span> (d-1)^2/d^2 = -q2/q1 = 0.4 </span><span>
<span> d^2-2d+1 = 0.4d^2 </span>
0.6d^2-2d+1 = 0  
d = 2.72075922005613 
d = 0.612574113277207 </span>

<span>
We pick the value that is > q2 hence,</span>

d = 2.72075922005613*L

<span>d = 2.72*L</span>

3 0
3 years ago
Determine which region contains the solution to the system
yawa3891 [41]
The correct answer is letter D, Region D contains the solution for the system of inequalities.
8 0
3 years ago
Which matrix represents the system of equation below? { 8x-9y+13z=11 -8x-5y+5z=15 3x+4y-8z=-10
neonofarm [45]
Did you find the answer?
3 0
3 years ago
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I have 3 hundreds, 13 tens and 10 ones. What number am I?
Usimov [2.4K]

Answer:

440

Step-by-step explanation:

3 hundreds= 300  

13 tens= 130  

10 ones=10  

300+130+10=440

4 0
3 years ago
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