Math, asked by jayant6778, 8 months ago

 Find the sum of first 15 terms of the A.P. 0,3,6,​

Answers

Answered by nitndelhiala
2

Step-by-step explanation:

Arithmetic Progression. Prove that the sum Sn of n terms of an Arithmetic Progress (A.P.) whose first term ' a' ... S = {a + (n - 1)d} + {a + (n - 2)d} + {a + (n - 3)d}

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