let Tr=r th term of an ap. m.Tm=n.Tn,show that Tm+n=0

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Vikas TU · Answer

r th term of an ap= Tr m th term of an ap= Tm n th term of an ap= Tn As indicated by question m.Tm=n.Tn m(a + (m-1)d = n(a + (n-1)d) Where an is the principal term and d is the normal distinction mama – na + (m^2 – m)d - (n^2 –n)d a(m-n) + d(m-n){m+n-1} = 0 a + (m+n-1)d = 0 Tm+n=0 Thus Proved

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let Tr=r th term of an ap. m.Tm=n.Tn,show that Tm+n=0

let Tr=r th term of an ap. m.Tm=n.Tn,show that Tm+n=0

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