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Grade: 12th Pass 
        
Find the sum of first 15 terms of an AP whose nth term is 9-5n.
9 years ago

Answers : (1)

SAGAR SINGH - IIT DELHI
879 Points 
							
Dear student,


1st term is 9-5=4


2nd term=-1


3rd term=-6


So on


Now find the sum
9 years ago
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