find the 20th term for serice 4,9,14,.......
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Answered by
1
i think 99 is the right answer
vasuvicky52:
step
a+(n-1)d ,use this formula
then
step
a=4,d=5 and 20th term =19,
calculate ans will be come
tn=a+(n-1)d =4+(20-1)5. =4+(19)5. =4+95. =99
Answered by
1
ans is 99
formula is tn=a+(n-1)d
a=first number(4)
d= common difference (5)
formula is tn=a+(n-1)d
a=first number(4)
d= common difference (5)
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