arithmetic progression Archives - Page 15 of 21

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Deepak BoraNewbie

Asked: August 12, 2020In: CBSE, ICSE

The first and last terms of an AP are 4 and 81 respectively. If the common difference is 7, How many terms are there in the AP and what is their sum?

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This is the Important question based on Arithmetic progression Chapter of R.S Aggarwal book for ICSE & CBSE Board. In ...Read more

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Deepak BoraNewbie

Asked: August 12, 2020In: CBSE, ICSE

The sum of the first 9 terms of an AP is 81 and the sum of its first 20 term is 400. Find the first term and the common difference of the AP.

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In this Question the sum of first two n terms of the AP is given. You have to find the ...Read more

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Deepak BoraNewbie

Asked: August 12, 2020In: CBSE, ICSE

If the sum of first 7 terms of an AP is 49 and that of first 17 terms is 289, find the sum of first n terms.

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This is the Important question based on Arithmetic progression Chapter of R.S Aggarwal book for ICSE & CBSE Board. In ...Read more

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Deepak BoraNewbie

Asked: August 12, 2020In: CBSE, ICSE

The sum of n term of an AP is [ 5n^2/ 2 + 3n/2 ]. Find its 20th term.

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This is the Important question based on Arithmetic progression Chapter of R.S Aggarwal book for ICSE & CBSE Board. Here ...Read more

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Deepak BoraNewbie

Asked: August 12, 2020In: CBSE, ICSE

If the sum of the First n term of an AP is given by S_n=(3n^2-n), Find its (i)nth term (ii) first term (iii) common difference.

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ICSE & CBSE Board Question Based on Arithmetic Progression of RS Aggarwal Here the sum of the First n terms ...Read more

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Deepak BoraNewbie

Asked: August 12, 2020In: CBSE, ICSE

The sum of the first n terms of an AP is given by S_n=(2n^2+5n). Find the nth terms of the AP.

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In this Question the sum of first n terms of the AP is given. You have to find its nth ...Read more

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Deepak BoraNewbie

Asked: August 12, 2020In: CBSE

If the nth term of an AP is (4n+1) find the sum of the first 15 terms of the AP. Also find the sum of its n terms.

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This is the Important question based on Arithmetic progression Chapter of R.S Aggarwal book for ICSE & CBSE Board. Here ...Read more

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Deepak BoraNewbie

Asked: August 11, 2020In: CBSE

Find the number of terms of the AP 18,15,12,……so that their sum is 45. Explain the double answer.

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ICSE & CBSE Board Question Based on Arithmetic Progression of RS Aggarwal Here you have to find the (i) Number ...Read more

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Deepak BoraNewbie

Asked: August 11, 2020In: CBSE

Find the number of terms of the AP 64,60,56,……so that their sum is 544. Explain the double answer.

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This is the Important question based on Arithmetic progression Chapter of R.S Aggarwal book for ICSE & CBSE Board. Here ...Read more

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Deepak BoraNewbie

Asked: August 11, 2020In: CBSE, ICSE

Find the number of terms of the AP 63,60,57,……so that their sum is 693. Explain the double answer.

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This is the Important question based on Arithmetic progression Chapter of R.S Aggarwal book for ICSE & CBSE Board. Here ...Read more

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