10. Calculate the average of the cubes of first nine natural
numbers.
a) 228 b) 225 C) 229 d) 232
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Answer:
225 is the answer
can u like me please
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Answer:
The average of cubes of first n natural numbers = n(n+1)2/4. The average of odd numbers from 1 to n = (last odd number+1)/2. The average of even numbers from 1 to n = (last even number+2)/2. The average of squares of first n odd numbers = (2n+1)(2n-1)/3
Step-by-step explanation:
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