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Which term of the AP 3, 15, 27, 39,...... will be 132 more than its 54th term? |
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Answer» 65 Answer is 65term 65th term Ans b= 65 a=3d=15-3=12Let the term of the ap be añañ=a54+132a+(n-1)d=a+53d+132Putting the values3+(n-1)12=3+53*12+1323+12n-12=3+636+13212n-9=3+76812n-9=77112n=771+912n=780n=780/12n=65 |
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