Math, asked by nupurgoel2612, 1 year ago

Find the middle term of an ap 10 7 4 is -62

Answers

Answered by TheLifeRacer
4
Hey,
Here, a=10
d=-3
Now from formula
Tn=a+(n-1)d
-62=10+(n-1)-3
-62=7-3n
-69=-3n
n=13
Hence friend your middle term will be
Middle term will be
Hence middle term =n+1/2
=7
Now
T7=a+6d
=10+6*-3
=-8 Answer

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