The functions are $f(x)=2x-1$, $g(x)=3x+2$, $h(x)=\frac{1}{x}$, $x\neq0$, and $j(x)=x^2$
(a)[1]
Find the value of $j(-1)$.
(b)[2]
Find $x$ for which $f(x)+g(x)=0$.
(c)[2]
Find $gg(x)$, and give your answer in its simplest form.
(d)[4]
Find $hf(x)+gh(x)$, and give your answer as a single fraction in simplest form.
(e)[1]
Draw a ring around the function with this property.
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