Math, asked by athifaizi, 1 year ago

the first term of an AP is 5. the last term is 45 and sum is 400.find the number of terms and common difference

Answers

Answered by amitkhokhar2
1
no. of terms are16 and CD is 8/3
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Answered by Schtruppe
0
See the answer in this pic....easy...just need to know the right formula.
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