Exercise 3.7 Discussion

$\def\i{\mathbf {i}}\def\ket#1{|{#1}\rangle}\def\bra#1{\langle{#1}|}\def\braket#1#2{\langle{#1}|{#2}\rangle}\mathbf{Exercise\ 3.7}$

Write the following states in terms of the Bell basis.
a) $\ket{00}$
b) $\ket{+}\ket{-}$
c) $\frac{1}{\sqrt 3}(\ket{00} + \ket{01} + \ket{10})$