Question

the first term of an A. P is 5 and common difference is -2 then its 10 (th) will be............ ( fill in the blanks)


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Answer 1

Answer:

Find square root by finding factors 15²+20²

Answer 2

Given Ap first term a= 5
Common difference=d=-2
It’s 10th term. a10= a+9d
=5+9(-2)
=5-18=-13