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(b) The fifth and twelve terms of an A.P. are respectively 17 and 45. Find the sum of the first 15 terms of the progression? it's a optional mathematics Questions please so…

(b) The fifth and twelve terms of an A.P. are respectively 17 and 45. Find the sum of the first 15 terms of the progression? it's a optional mathematics Questions please so…
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(b) The fifth and twelve terms of an A.P. are respectively 17 and 45. Find the sum of the first 15 terms of the progression?

it's a optional mathematics Questions please solve him​

asked
User Almaz
by
7.6k points

1 Answer

1 vote

I do not know how to solve this problem sorry see ypu later mabye

answered
User Marc Juchli
by
7.5k points
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