1) rozłóż wielomian na czynniki: w(x)= 4x³+x²-16x-4
2)
1. W(x)= x²(4x+1)-4(4x+1)
W(x)=(x²-4)(4x+1)
x²-4=0 4x+1=0
x²=4 4x=-1/:4
x=-2 lub x=2 x=-1/4
2.(5x+4)(2x-3)=(2x-1)*2x
10x²-15x+8x-12=4x²-2x
6x²-5x-12=0
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1. W(x)= x²(4x+1)-4(4x+1)
W(x)=(x²-4)(4x+1)
x²-4=0 4x+1=0
x²=4 4x=-1/:4
x=-2 lub x=2 x=-1/4
2.(5x+4)(2x-3)=(2x-1)*2x
10x²-15x+8x-12=4x²-2x
6x²-5x-12=0