Hi, I need it urgently ......................
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Answered by
1
Answer:
a+(n-1)d=an
Step-by-step explanation:
2+(n-1)3=2+3n-2=3n ans
9+(n-1)2=9+2n-2=7+2n ans
Answered by
1
Step-by-step explanation:
in 1st case, a=2;d=3
tn = a+(n-1)d
=2+3n-3
=3n-1
in 2nd case, a=9;d=2
tn = a+(n-1)d
=9+2(n-1)
=2n+7
Hope it is helpful for you
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