3p9p2+8.
 
(i) The value of the polynomial 3p9p2+8 if \(p =\) 0 is .
 
(ii) The value of the polynomial 3p9p2+8 if \(p =\) −1 is .
 
(iii) The value of the polynomial 3p9p2+8 if \(p =\) 1 is .
 
(Note: Insert the answer with sign symbol if there is any negative sign in it.)