How much term are in the sequence 1,5,7,11.........,77
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Answered by
3
Answer:
Step-by-step explanation:
a=1
d=4
l=77
we know that,
an=a+(n-1)d
77=1+(n-1)4
76/4=n-1
n=19+1=20
...
hope it is helpful to you
Answered by
8
- Ap ⇢ 1, 5, 7, 11 ............ 77
- first term ⇢ 1
- last term ⇢ 77
- find the number of terms in the Ap.
»★ Now,
»★ Hence,
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