Question

Write the correct number in the given boxes from the given A.P.: 70, 60, 50, 40, ......

Here `t_1 = square` t₂ = 60, `t_3 = square`

∴ a = `square`, d = `square`

Answer 1

Here t₁ = \[\boxed{70}\] t₂ = 60, t₃ = \[\boxed{50}\]

∴ a = \[\boxed{70}\], d = \[\boxed{-10}\]