find 25th term of ap -5 ,-5÷2,0,5÷2
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AP -5,-2.5,0,2.5
a= -5
d= -2.5-(-5)
=2.5
an=a+(n-1)d
a25 = (-5)+(25-1)2.5
= (-5)+(24)2.5
= (-5)+60
a25 =55
a= -5
d= -2.5-(-5)
=2.5
an=a+(n-1)d
a25 = (-5)+(25-1)2.5
= (-5)+(24)2.5
= (-5)+60
a25 =55
Ajay11111:
Hope it helps you
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