JEE Main 20206 Sep, Evening shiftMathematicsMediumSequence and Series179× since 2002
The common difference of the A.P.
b₁, b₂, … , b_m
is 2 more than the common
difference of A.P. a₁, a₂, …, a_n. If
a_40 = –159, a₁₀₀ = –399 and
b₁₀₀ = a₇₀, then b₁
is equal to :