Question

What is a2? ai + 1=ai +1 a0=0 ?

Answer 1

If a₀ = 0, and
`a_(i + 1) = a_i + 1`, then

a₁ = a₀ + 1 = 0 + 1 ⇒ a₁ = 1

and

a₂ = a₁ + 1 = 1 + 1 ⇒ a₂ = 2

Answer 2

i hope it helped you :P

it was easyy!!!