Math, asked by Krishnappakrishnapp, 10 months ago

find the sum of first 25 terms of the AP 2, 7, 12

Answers

Answered by streetburner

3

Answer:

1550

Step-by-step explanation:

Sn = (n/2)[2a + (n-1)d]

= (25/2)[2*2+(24)*5]

= 25*62 = 1550

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Answered by ishuhaikya

1

Answer:

1550

Step-by-step explanation:

Sn = (n/2)[2a + (n-1)d]

= (25/2)[2*2+(24)*5]

= 25*62 = 1550

Step-by-step explanation:

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