What is the 21st term of the sequence 100, 95, 90, 85....?
Arithmetic Progresson series
$t_{n}=a+(n-1)d=l$
a=100, n=20, d=-5
$ t_{n}=(100)\times(20)\times(-5)$
=100-100
=0What is the 21st term of the sequence 100, 95, 90, 85....?
Arithmetic Progresson series
$t_{n}=a+(n-1)d=l$
a=100, n=20, d=-5
$ t_{n}=(100)\times(20)\times(-5)$
=100-100
=0
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