find 4 term from last term of ap -11,-8,-5........49
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this is the last 4 term and we have to find from last so a is 49
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how a is 49
a is 49 because u have to find 4 term from last hence a will also be considered from last.. this is the main thing which we need to take care in these type of questions
I have edited photo u check answer I hope it maybe right now
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we have to put the formula
a is -11
d is -3
t4 is equal to -11+(4-1)-3
-4 is the answer
wrong
yes it is wrong
I have even verified from not than 2 websites from google
and it is 40
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