Find the middle term of the A.P 95 , 86,77,......,-247
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Step-by-step explanation:
a = 95,
d = 86-95 = -9
n = -247
tn = a+ (n-1 ) d
= 95+(-247-1)-9
= 95+ (-248 ) -9
= 95 + (-257)
= -162
the middle term of an A.P is -162.
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