Question 13:
Find the sum of first 15 multiples of 8.
Answer:
The multiples of 8 are 8, 16, 24, 32…
These are in an A.P., having first term as 8 and common difference as 8.
Therefore, a = 8
d = 8
S15 =?
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Question 13:
Find the sum of first 15 multiples of 8.
Answer:
The multiples of 8 are 8, 16, 24, 32…
These are in an A.P., having first term as 8 and common difference as 8.
Therefore, a = 8
d = 8
S15 =?
Latest Govt Job & Exam Updates: