Math, asked by sanju415121225, 1 year ago

Please answer this question my buddies
Quick

Attachments:

Answers

Answered by matsfeliks
1
sum of first 7 terms i.e. S7 is 49 and similarly S17 is 289. By putting these values in the formula of Sn u will get two equations . Solve them simultaneously and u will get the answer.the value of n will be 7 and 17 respectively
Previous Question
Next Question
Similar questions
Hindi, 7 months ago
একটি 100 g ভরের বস্তু 500 m উচ্চতা থেকে বাধা হীন ভাবে পরতে শুরু করার 3s পরে তার গতিশকতি কতো হবে নির্ণয় করো উত্তর​...
Science, 7 months ago
fillson thedead bodies of plantbanf animals​...
Science, 7 months ago
how do green plants​...
English, 1 year ago
10thstd 1st lang english important...
Math, 1 year ago
Please solve... Kal exam hai..
Math, 1 year ago
A man sells a plot of land at 6% profit. if he had sold it at 10% profit, he would have received rs.200 more. what is the selling price of the land?
Math, 1 year ago
A man is at rest in the middle of a pond on perfectly smooth ice. he can get himself to the shoe by making use of newton's:- a. 1st law b. second law c. third law...
Social Sciences, 1 year ago
Basic principles of biometrical genetics;...