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The sum of n odd numbers n², where n is a natural number and represents the number of terms.
<h3>What is a natural number?</h3>
The numbers that we use when we are counting or ordering, which occurs commonly and obviously in nature.
Here, given all the odd numbers from 1,3,5,7..........999.
The sum of n odd numbers, n².
999² = 998001
Thus, the sum of all the odd numbers from 1 to 999 is 998001.
Learn more about natural number here,
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Answer:
D. All of the above
Explanation:
You can use graphs to predict things that will happen in the future, infer reasons for patterns, and compare graphs to other data.
Answer:
A washing machine works with <u>centrifugation.
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Explanation:
Centrifugation is a process that implements a rotating force for the separation of liquids and solids.
The centrifugal force in a washing machine is provided by a drum that is attached to a rotating shaft. This centrifugal force allows the water and soap to combine to permeate the clothes, and the rotational force causes the soapy water to clean the dirt.
In addition to this, the centrifugal process removes most of the water from the garments, favoring drying.