Find the common difference of an A.P whose first term is 5 and the sum of its first four
Terms is half the sum of the next four terms.
Answers
Answered by
1
Answer:
d=2
Step-by-step explanation:
let d is common difference of AP
now first 4th term is 5,5+d,5+2d,5+3d
and next 4th term 5+4d,5+5d,5+6d,5+7d
now according to question
20+6d=(20+22d)/2
20+6d=10+11d
d=2
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Answered by
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Answer:
fir block kr dia....
Step-by-step explanation:
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