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#In an A.P. sum of first 6 terms is 345.If difference between first term and last term is 55 then find that terms.
#In an A.P. sum of first 6 terms is 345.If difference between first term and last term is 55 then find that terms.
Please click[http://karnatakaeducation.org.in/KOER/en/index.php/Class10_progressions_problems here\] here for the solution.
Please click[http://karnatakaeducation.org.in/KOER/en/index.php/Class10_progressions_problems here\] here for the solution.
#In an arithmatic progression if the first term is 'a' , second term is 'b' and last term is 'c' then prove that sum is equal to
{((a+c)*(b+c-2*a))} over {(2*(b-a))}
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= Project Ideas =
