If sum of nbsp- n terms of an A-P- is 3n-2-5n and T-m- 164- then the value of nbsp- nbsp-m is 26-28-25-27-

The correct option is D 27 T_m nbsp;= S_m nbsp; S_m 1 nbsp; ⇒ 164=3m^2+5m 3[3(m 1)^2+5((m 1)] 164 = 3 (2m 1) + 5×1 nbsp; nbsp; 6m = 162 m=27 ...

If sum of n...

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If sum of $n$ terms of an A.P. is $3 n^{2} + 5 n$ and $T_{m} = 164$ , then the value of $m$ is

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If sum of $n$ terms of an A.P. is $3 n^{2} + 5 n$ and $T_{m} = 164$ , then the value of $m$ is

If the sum of n terms of an A.P. is 3 $n^{2}$ + 5n and $T_{m}$ = 164 then m = ?

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If the sum of n terms of an A.P. is 3 $n^{2}$ +5n and $T_{m}$ = 164, m=?