Given:

 f(x)=8x+9\displaystyle {f{{\left({x}\right)}}}={8}{x}+{9}  

State the domain of the function. Then identify the range, any intercepts, and any symmetry.

(i) Domain =  

(ii) Range =  

(iii) x-intercepts =   

(iv) y-intercept =   

(iv)  is  and has