August 2018 3 16 Report
1.Zredukuj wyrazy podobne i oblicz wartość liczbową otrzymanych wyrażeń dla x=-1 i y=3
a) 3x²-2x²-11x²=
b) 5y³-1½y³+6,5y³=
c) 56x²-4y-32x²-6y=
d) 2y²-3y+2y-10y²+6y=
e) -x³-y²+2x³-y²+2=
f) 5xy-6x²-xy+3x²+15xy=
g) y²-3x²y+6y²-4x²y+8y²=
h) 2x²y²-5xy+3x²y²-4xy+x²y²=
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