intervale test evaluare cl a viii

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Test evaluare cl a VIII-a, intervale

Test evaluare cl a VIII-a, intervale

Nr I1 punct din oficiu

1. (3 p) Scriei ca interval mulimile: A = ; B = ;

C = ; D = ; E = ; F = ; 2. (3,5 p) Efectuai operaiile cu intervale: a) (((,3]([(4,4]; b) ((5,()([(5,5]; c) ((2,8)([(6,10]; d) ((3,5](((1,(); e) ((6,() \ [(7,7]; f) R \ ((3;() g) (3,7] ( {3,4,5,6,7}.3. (1,5 p) Stabilii valoarea de adevr: a) (2([(3,); b) (5 (((5,);c) 3(((2,5].4. (1p) Determinai Card A, unde A = {x(N(((x+1((6}Test evaluare cl a VIII-a, intervale

Nr II1 punct din oficiu

1. (3 p) Scriei ca interval mulimile: A ={x(R((5 < x ( 2}; B = {x(R( |x| ( 6};

C ={x(R((3 ( x ( 8}; D ={x(R( x > ( 5};

E ={x(R( x ( 4};

F ={x(R( |x| ( 8}; 2. (3,5 p) Efectuai operaiile cu intervale: a)(((,7]([2,11]; b) [(2,()([(15,4); c) ((3,5)([(6,2]; d) ((4,6)([2,(); e) [(2,() \ ((10,5]; f) R \ (((, 3); g) [(2,3] \ {(2,4,5,6,7}.3. (1,5 p) Stabilii valoarea de adevr: a) (3(((2,); b) (2 ([(7,); c) 8(((5,8].4. (1p) Determinai Card A, unde A = {x(Z(((x(3((5}._1505728679.unknown

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