(1) Če je p(x) = 4 - 3x + 1/2x2, potem poišči:
(a) p(1)
(b) p(1/3)
(c) p(-)
REŠITEV:
(a) p(1) = 4 - 3(1) + 1/2(1)2=
= 4 - 3 + 1/2=
= 11/2
(b) p(1/3) = 4 - 3(1/3) + 1/2(1/3)2=
= 4 - 1 + 1/2(1/9)=
= 3 + 1/18=
= 31/18
(c) p(-) = 4 - 3(-) + 1/2(-)2=
= 4 + 3 + 1/22