Math, asked by bindubuvi205, 20 days ago

the sum of the first 10th atomatic progression is 155 and the sum of the first 9 terms of same progression is 126 then the 10th term of progression is

Answers

Answered by singhjayvardhan88

0

Step-by-step explanation:

(2a+9d)*10/2=155

10a+45d=155

(2a+8d)*9/2=126

9a+36d=126

subtract both eq

a+9d=29 ie 10th term

therefore 10th term=29

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