Let \( a_{1}, a_{2}, \ldots \ldots, a_{n} \) be in A.P. If \( a_{5}... VIDEO
Let \( a_{1}, a_{2}, \ldots \ldots, a_{n} \) be in A.P. If \( a_{5}=2 a_{7} \) and \( a_{11}=18 \),https://bit.ly/YTAI_PWAP https://www.pw.live
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