Update ANS: Class 10 ICSE SELINA MATH ex 10C question 7 The first term of an A.P is 5, the last term is 45 and the sum of its terms is 1000. Find the number of terms and the common difference of the A.P.

30 May 2020

Class 10 ICSE SELINA MATH ex 10C question 7 The first term of an A.P is 5, the last term is 45 and the sum of its terms is 1000. Find the number of terms and the common difference of the A.P.

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