October 2018 2 38 Report

Rozwiaz nierownosc :

a) (1+2x) do kwadratu > 4x(x+2)

b) (2y-1) do kwadratu +7 ≤ (1+y) do kwadratu

c) (1-x) do kwadratu + 2x ≤ 1+x do kwadratu

d) (x-2) do kwadratu - (x-3)(x+3)>-1-2x-3/2

e) (x-2)(x+20+5>(x-6)

f) (x-1)do kwadratu -2 (x-3)>(x+pierwiastek z 5)

g) (10p+9)do kwadratu -(8p+7)do kwadratu ≥ (6p+5) do kwadratu +5

h) (8z+3)(8z-3)+(6z+2) do kwadratu < (10z+1)(10z-1)+4(2z+7)

i) x+4/3- x-1/2 >-1/6x

j) (x-1)do kwadratu -(x+2)(x-2)<-2(x-2)


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