Răspunsuri

2014-09-29T17:16:13+03:00
E(x)=x³+5x²-7x-6
E(-2)=(-2)³+5·(-2)²-7·(-2)-6=-8+5·4+14-6=-8+20+8=+20
E(0)=0³+5·0²-7·0-6=0+0-7-6=-13
E(-2)·E(0)=20·(-13)=-260
multumesc dar imi spui te rog de unde ai luat (-2) ??
in problema se cere sa calculezi E(-2) si in loc de x pui -2
aha mersi mult