$$p(x)=5x^3+ax^2+bx-9$$
$$p(x)=3x^4-5x^3+ax^2+bx-8$$
a) $p(x)=x^3+2x^2+15$
b) $p(x)=x^4+7x^3+5x-12$
c) $p(x)=7x^4+2x^3+2x^2+x+20$
č) $p(x)=6x^5-4x^4+3x^2-7x+15$
d) $p(x)=x^3+\frac{2}{3}x^2+6x+4$
e) $p(x)=-\frac{x^4}{2}+8$
f) $p(x)=x^{15}+3x^{14}+2x^{13}-2x^{12}$
g) $p(x)=5x^5+4x^4+7x^3+8x^2$
a) $p(x)=2x^3+5x^2+7x-5$
b) $p(x)=4x^4+5x^3+7x-6$
c) $p(x)=x^5+4x^2-7x+35$
č) $p(x)=-x^4+3x^3+x^2+1$
d) $p(x)=5x^4+2x^3+6x^2+10x$
e) $p(x)=10x^5-5x^4+7x^3-10x^2$
f) $p(x)=x^5+\frac{1}{3}x^3+2x-\frac{2}{9}$
g) $p(x)=\frac{5x^5}{4}+9$