# using principle of mathamatical induction prove that a+(a+d)+(a+2d)+...........+[a+(n-1)d] = n/2[2a+(n-1)d]

**nevtha**

using principle of mathamatical induction prove that a+(a+d)+(a+2d)+...........+[a+(n-1)d] =
n/2[2a+(n-1)d]

- 9 years ago
- 999999.99

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