Răspunsuri

2014-10-14T19:48:02+03:00
Pt.x∈(-11,5)
B={-10,-9,-8,-7,-6,-5,-4,-3,-2,-1,0,1,2,3,4}
pt.x∈[-7,7]
B={-7,-6,-5,-4,-3,-2,-1,0,1,2,3,4,5,6,7}
pt.x∈(-4,3]
C={-3,-2,-1,0,1,2,3}
pt.x∈[-3,4)
C={-3,-2,-1,0,1,2,3}
pt.x∈(-6,4)
D={-5,-4,-3,-2,-1,0,1,2,3}
pt.∈(-2,6]
D={-1,0,1,2,3,4,5,6}
b) x apartine (-2,4) si C={-1,0,1,2,3}
scuze era pct c si D={-1,0,1,2,3}
punctul b) xapartine [-3,3] C={-3,-2,-1,0,1,2,3}
ai inteles?
Mersi :D