Question: What will be the 45th term in the sequence 3, 5, 7, 9, 11 …
Answer:
a. 75
b. 89
d. 100
Solution:
a1=3 a45=? (Unknown)
d=2 n=45
an=a1+(n-1)d
a45=3+(45-1)2
a45=3+(44)(2)
a45=3+(88)
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Answers & Comments
Question: What will be the 45th term in the sequence 3, 5, 7, 9, 11 …
Answer:
a. 75
b. 89
c. 91
d. 100
Solution:
#Using Arithmetic Sequence
#To find the 45th term
a1=3 a45=? (Unknown)
d=2 n=45
an=a1+(n-1)d
a45=3+(45-1)2
a45=3+(44)(2)
a45=3+(88)
a45=91
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