Question

An AP consists of three terms whose sum is 15 and sum of their squares of extremes is 58 find the first three terms of an AP and also find the sum of first 50 terms of an ap​

Answer 1

Step-by-step explanation:

i hope it will help you

you can find sum of first 50 terms by applying formula,

Sn=2a + (n-1)d

Answer 2

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