potrzebuje to na dziś ;< proszę o pomoc
zadania w załączniku !!!!
zad.3
6-a=-1
-a=-7
a=7
-b=5
b=-5
zad.5
w(pierw5)=10pier5+15-3pier5+1=7pier5+16
zad.6
a) 2x^2(x-1)+2(x-1)=0
(2x^2+2)(x-1)=0
x=1 rozw
b) (4-x)(4+x)x(3x+1)(4x^2+3x+1)(x-3)=0
rozw. x=4, x=-4, x=0, x=-1/3, x=3
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zad.3
6-a=-1
-a=-7
a=7
-b=5
b=-5
zad.5
w(pierw5)=10pier5+15-3pier5+1=7pier5+16
zad.6
a) 2x^2(x-1)+2(x-1)=0
(2x^2+2)(x-1)=0
x=1 rozw
b) (4-x)(4+x)x(3x+1)(4x^2+3x+1)(x-3)=0
rozw. x=4, x=-4, x=0, x=-1/3, x=3