September 2018 1 19 Report

wykonaj działania :

Błagam pomóżcie ! ;(((

a) 4x^{2} - 3(7-2x)+5

b) 8x(1-x^{2})-(x-7)(-3x^{2})

f) 1-4(x^{2}-x+2)(1+x^{2})

Wyłącz wspólny czynnik przed nawias :

a) 2bx^{3}-4bx^{2}+2bx

b) (a+b)x - (a+b)

c) (5-b)x^{2}-7(b-5)x+(5-b)


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