Tentukan rumus suku ke-n barisan bilangan berikut!
2×1+32\times1+32×1+3 , 2×2+42\times2+42×2+4 , 2×3+52\times3+52×3+5 , 2×4+62\times4+62×4+6 , ...
2n+n2n+n2n+n
2n+(n+2)2n+\left(n+2\right)2n+(n+2)
2n+n+22n+n+22n+n+2
2n+(n+1)2n+\left(n+1\right)2n+(n+1)