JEE Main 20204 Sep, Evening shiftMathematicsEasySequence and Series179× since 2002
Let a₁, a₂, ..., an be a given A.P. whose
common difference is an integer and
S_n = a₁ + a₂ + .... + a_n. If a₁ = 1, a_n = 300 and 15 n 50, then
the ordered pair (S_n-4, a_n–4) is equal to: