Math, asked by amalateshkdoddamani, 1 month ago

5) Find the sum of 25 term of AP 7+10+13,....

Answers

Answered by ritvijakatare1

1

Step-by-step explanation:

s25= n/2(2a+(n-1)d)

= 25/2 (50+72)

= 25/2 × 132

=25× 66

= 1650

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