October 2018 1 24 Report

2.oblicz wartość wyrażenia:

a )5x^^^ - 2x^^ - 4x + 10 dla x= -3

b) -x(2-x) - (x+8) dla x= 4

c) xy ( 1-x ) - xy (2-x) dla x = 31 i y= 29

d) (x^^^ - 2x^^ + x)(8 : x) dla x= -5

^^ - kwadrat liczby

^^^ - sześcian liczby


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