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Quantitative Aptitude

HCF and LCM

50. In an AP ...

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50. In an AP S1,S2,S3 are sum of the n,2n,3n terms of the AP then prove that S3=3(S2-S1)

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Similar questions

Q. The sum of n, 2n, 3n terms of an AP are

S_{1}, S_{2}, S_{3}

respectively. Prove that

S_{3} = 3 (S_{2} - S_{1})

Q. If the sum of first n, 2n and 3n terms of an AP be S₁, S₂ and S₃ respectively, then prove that S₃ = 3 (S₂− S₁).

The sum of n, 2n, 3n terms of an A.P. are $S_{1}$ , $S_{2}$ , $S_{3}$ respectively. Prove that $S_{3}$ = 3( $S_{2}$ – $S_{1}$ ).

Q. The sums of n

, 2 n, 3 n

terms of an A.P. are

S_{1}, S_{2}, S_{3}

respectively. Then

S_{3} = 3 (S_{2} - S_{1})

.

S_{1}, S_{2}, S_{3}

are the sum of the

n, 2 n, 3 n

terms respectively of an AP, then

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