The sum of cubes of the first n natural ...

The sum of cubes of the first n natural numbers is always a square number.

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The sum of cubes of first n natural numbers is ……..of the first n natural numbers.

NCERT TAMIL-NUMBERS AND SEQUENCES -Progress Check

A G.P. is obtained by multiplying ……… to the preceding term.
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The ratio between any two consecutive terms of the G.P. is …… and it i...
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Fill in the blanks, if the term are in G.P. (1)/(8), (3)/(4), (9)/(2),...
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Fill in the blanks if the following are in G.P. 7, 7/2,……
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If first term = a, common ratio = r, then find the value of t(9)" and ...
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If G.P if t(1)=(1)/(5) and t(2)=(1)/(25) then the common ratio is .
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Three Non-zero numbers a, b and c will be in G.P. If and only if .
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A series whose terms are in Geometric progression is called …….
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When r = 1, the formula for finding sum to n terms of a G.P. is …….
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When r ne 1, the formula for finding sum to n terms of a G.P. is ……..
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Sum to infinite number of terms of a G.P. is ….
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For what values of r, does the formula for infinite G.P. valid ?
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Is the series 3 + 33 + 333 + ….a Geometric series ?
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The value of r, such that 1 + r + r^(2) + r^(3) … = 3/4 is …
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The sum of cubes of first n natural numbers is ……..of the first n natu...
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The average of first 100 natural number is .
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The sum of first n odd natural numbers is always an odd number.
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The sum of consecutive even numbers is always an even number.
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The difference between the sum of squares of first n natural numbers a...
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The sum of cubes of the first n natural numbers is always a square num...
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