January 2019 1 9 Report
Zastosowanie wszystkich wzorów skróconego mnożenia.
zd 1
a) (1-  \frac{x}{pierwiastek z 5} ) (  \frac{x^2}{5} +1 ) ( \frac{x}{pierwiastek z 5} +1 )

b) (x+ \sqrt{2} ) (x-  \sqrt{2} ) (  x^{4} + 2 x^{2} +4 )

c) ( 9 x^{2} -6x +4 ) (3x+2)

d) (x- \sqrt{5} )^3 -2x(x+5) (x-5) + (x+ \sqrt{5} )^3

zd 2
a) (1-x)^3
b) (x- \sqrt{2} )^3
c( 2+ \sqrt{2} )^3
d) ( \sqrt{2} +  \sqrt{3} )^3
e) (3x-1)^2 (9 x^{2} +3x+1)
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