1 $( 2017/$s$/22/$q$15) $ Make q the subject of $p=2q^2$ [2] 2 $( 2017/$w$/22/$img$/$q$19) $ Make x th…
1 (Edexcel/Math B/2015/janR/paper01/q16) $\frac{x}{y}$ = $\frac54$ Find the value of (a)$\frac{4x}{5y}$ (b)$\frac{x-y}{x+y}$ …