an ap consists of 37 terms the sum of the three middle most terms is 225 and the sum of the last three terms is 429 find the AP
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AP is 3,7,11,15,.......
because on solving the equations
3a+54d=225 and 3a+105d=429
we get a=3 and d=4
because on solving the equations
3a+54d=225 and 3a+105d=429
we get a=3 and d=4
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hope it will help u the most !!!
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