September 2018 2 18 Report

Błagam pilne na jutro !!!!!

oblicz wartosci liczbowe wyrazen ;

a)

xdo potegi 2 - dla x = 7

b)

a do potegi 2-3a+1 dla a= -4

c)

1+x(x+4) dla x =-11

d)

x-2y dla x=1 i y= -1

e)

2x do poteci 2 -y(x+1) dla x=-2i y =5

f)

(m+1)(n-2) dla m=2i n=1

z góry dzieki


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