- (i) Find, giving your answer to 3 significant figures, the value of \(y\) for which
$$3 ^ { y } = 12$$
(ii) Solve, giving an exact answer, the equation
$$\log _ { 2 } ( x + 3 ) - \log _ { 2 } ( 2 x + 4 ) = 4$$
(You should show each step in your working.)