September 2018 1 11 Report

Oto tresci zadan. ;)) :

1. Uzupełnij równości wpisując odpowiednie jedomiany:
a) 4a(5b - .....)=............... - 8a do drugiej potegi
b) 1/3t do kwadratu(.......+1/2t do trzeciej potegi)=t do 2 potegi +.........
c) .........(5a do drugiej potegi - 0,2)=.............. - a
d) (...........+3xy do drugiej potegi) :6 = 2x do drugiej potegi y+......
e) (4y -6x) : .........= -2y +3x
f) (1/2t do 4 potegi - 3/5w do 4 potegi ) : ........=..... - 1/5w do 4 potegi

2.
a) (2x +3y) (.....................) = 10xz + 4xt +15yz +6yt
b) (x-t) (..................) = xy +xz - ty - tz
c) (3a -b) (...............) = 18a i 4,5ac - 6b + 1,5bc


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