Math, asked by Naisha23, 9 months ago

If for an A.P t25=99 find s49

Answers

Answered by vighnesh2298
3

Answer:

S49=4851

Step-by-step explanation:

t25 = 99

99=a +24d ______1

S49= 49/2(2a+48d)

S49=49/2*2(a+24d)

S49=49*99

S49=4851

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