August 2018 2 19 Report
Oblicz wartości liczbowe podanych sum algebraicznych dla
x= -1
y = 0,1
kw - kwadrat
a) 4 ( 5y + 1)( 1 - 5y) - 5 ( 4x + 1)(1 - 4x)
b) ( x + 2y ) kw + ( 2x - y) kw - 5 (x-y) ( x +y)
c) 3y ( 3y - 2x) - ( 3 - x) ( x +3) - ( x - 3y) kw

Wykonaj mnożenie i zredukuj wyrazy podobne :

a) n kw ( n - 1) ( n kw + 1)
b) n kw ( n + 1) ( n kw - 1)
c) ( a - b) ( a kw + ab + b kw)
d) ( x kw + x + 1 ) ( x kw - x + 1)
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