February 2019 0 22 Report
DAJE NAJ
1
Oblicz dla x=1 2 (najpierw doprowadz do najprostszej postaci )
a) (8x-3)do potegi 2 -2x(x+2)
b) (2x-1)(2x+1) -4(x+3)

Oblicz stosujac wzór skróconego mnożenia
a) (2√5-1)2
b) (3√2+4)2
c) (√7-√3) (√7+√3)
d) (2-√5)2
e) (3√2+5)2
f) (√2-1)(√2+1)
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