Physics - Semiconductors Question with Solution | TestHub

$X_0{X}_1+X_2{X}_3+\dots X_{n-1}{X}_n$

$X_0{X}_1\dots X_n+X_1{X}_2\dots X_n+X_2{X}_3\dots X_n+X_n$

$X_0{X}_1\dots X_{n-1}+X_{n-2}+X_{n-2}{X}_{n-1}+X_n$

$X_0{X}_1\dots X_{n-1}+X_2{X}_3{X}_5\dots X_{n-1}+X_{n-2}{X}_{n-1}+X_n$