N - i-0 i 2-n 2-n2 n-1 6A- Rational NumbersB- Irrational NumbeC- Real Numbers

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Frictional Force

n ∑ i=0 i 2=n...

Question

n∑i=0i2=(n2+n)(2n+1)6

Rational Numbers

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Irrational Numbe

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Real Numbers

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Solution

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Similar questions

Check the validity of the statements given below by the method given against it.

(i) p: The sum of an irrational number and a rational number is irrational (by contradiction method).

(ii) q: If n is a real number with n > 3, then n² > 9 (by contradiction method).

n

n > 3

n^{2} > 9

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