Sequence and Series: JEE Main 2004 Mathematics question

JEE Main 2004 · Annual, Paper 1 · Q5190

JEE Main 2004Annual, Paper 1MathematicsEasySequence and Series179× since 2002

Let

{{T_r}}

be the rth term of an A.P. whose first term is a and common difference is d. If for some positive integers m, n,

m \ne n,\,\,{T_m} = {1 \over n}\,\,and\,{T_n} = {1 \over m},\,

then a - d equals

JEE Main 2004 · Annual, Paper 1 · Q5190

JEE Main 2004Annual, Paper 1MathematicsEasySequence and Series179× since 2002

Let

{{T_r}}

be the rth term of an A.P. whose first term is a and common difference is d. If for some positive integers m, n,

m \ne n,\,\,{T_m} = {1 \over n}\,\,and\,{T_n} = {1 \over m},\,

then a - d equals

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