The tenth term of the sequence 2, 5, 8, 11, ................will be:
Given:
The arithmetic sequence:
2,5,8,11,…
Concept Used:
The nth term of an arithmetic sequence is given by the formula:
where:
a = first term = 2
d = common difference = 5 - 2 = 3
n = 10
Solution:
=2+9×3
=2+27= 29
Option (B) is right.
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90 Mins English English100 Questions100 Marks90 Mins English English40 Questions30 Marks25 Mins EnglishOn simplification 1 – 2 + 3 – 4 + 5 – 6 - - - - + 101, we get
1 + 2 + 3 +………+ 50 equals
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