TRƯỜNG THCS HẢI CHÁNH MA TRẬN VÀ ĐỀ THI HỌC KỲ I         ! "#$   % &'()*)+, */0- '1) (-2'3245*'67 -(-2'32/)8*9:) 9;*<)=*6> */0- '1) Bi 1 &'()*)+, ?@'A- Bi 2 (-2'32 /)8*9:)9;* <)=*6> Bi 3 BC4<A*/)DE4'F- -'F1 *4'F-/0- '1) G@-HEI G@9)D,JKL MN+JLO G@-HEP G@9)D,KL G@-HEP G@9)D,P G@-HEP G@9)D,P G@-HEI G@9)D,JKL MN+JLO @4'Q'7,?@ RS1TU/ 1)?V*<?V*< 67'1)-W4*'1E Bi 4 1)9XY*< 4'Z*<?V*< ?V*< Bi 5 a,b [(-9Q*''+?@<\- 676]9^4'Q'7,?@ RS1TU/ G@-HEJ G@9)D,JKL _N+JO G@-HEP G@9)D,P G@-HEP G@9)D,PKL G@-HEJ G@9)D,JKL MN+JLO `4?@'+4'F-6> -a*'679XY*<-1V 4bV*<41,<)(- 6Ec*<d M?@e-f1<\- *'A*d=*<ed `4?@'+4'F-<)g1 -(--a*'67-(-<\- -f1"?hij*<4M ?@e Bi 6 Q*'*<'k1 Ge-f1 <\-*'A* Bi 7 #l*<'+4'F- 6>-a*'67 9XY*<-1V9D 45*'4V(* Bi 9 2ij*<'+4'F-6> -a*'67<\-9D45*' 4V(*-(--a*'4bV*< 41,<)(-6Ec*< Bi 8 2ij*<45*' -'m4-f19XY*< 4bn**`)4)8241, <)(-67'+4'F- NXo*<4bV*<41, <)(-6Ec*<9D 45*'4V(* G@-HEp G@9)D,I _N+IO G@-HEP G@9)D,KL G@-HEP G@9)D,P G@-HEP G@9)D,P G@-HEP G@9)D,KL G@-HEp G@9)D,I MN+IO GqT(-9Q*'9XY*< 4bn*dXY*<r5*'67 iHRd )824ER8*-f1 9XY*<4bn*d5*' -'m4-f1J4)824ER8* -W4*'1E Bi 10 a 2ij*<45*'-'m4 '1)4)824ER8*-W4 *'1E9D-s,'t*' 'A- Bi 10b [(-9Q*'9Xo- 9XY*<4bn*67 -s,9Xo-,`4 9XY*<4'Z*<N7 4)824ER8*-f1 9XY*<4bn*9\d G@-HEP G@9)D,J MN+JO G@-HEKL G@9)D,P G@-HEKL G@9)D,P G@-HEP G@9)D,J MN+JO :*<?@-HEP :*<?@9)D,P _NuPO G@-HEJ G@9)D,P MN+PO G@-HEI G@9)D,I MN+IO G@-HEIKL G@9)D,pKL MN+pLO G@-HEPKL G@9)D,PKL MN+PLO G@-HEP G@9)D,P MN+PO BvwGxy&z c*V(*4'Y)<)1*2'C4 Bi 1KL9)D,5*' I{ PJP IJp  |P× + d Bi 2:P9 2 3 3 27 300+ − Bi 3P9BC4<A*/)DE4'F-   + +   = − −  ÷  ÷  ÷ − − −     1 1 1 2 : 1 2 1 x x A x x x x  ( ) px > Bi 4:P9[(-9Q*''+?@1-f1'7,?@ Ly ax= + /)849^4'Q'7,?@?V*< ?V*<6})9XY*<4'Z*< J I P x y+ − = d Bi 5:PKL9 'V'7,?@RS1TUp 1 [(-9Q*''+?@1-f1'7,?@/)84b~*<9^4'Q'7,?@9)•E19)D, %PJ / "]9^4'Q'7,?@6})16€14t,9Xo-d Bi 6:KL9 'V41,<)(-%6Ec*<4a)%K%SPJ-,%SL-,d5*'4<d Bi 7P9'V41,<)(-#•‚6Ec*<4a)#K#&N79XY*<-1V K EF∈ K &•SJ-,K&‚S{-,d5*'9`i7)-(-9Va*4'Z*<#&K#•d Bi 8: KL9'V41,<)(-%6Ec*<-H*4a)%*<Va)4)829XY*<4bn*/(* r5*'P-,d5*'i)+*45-'-f141,<)(-%d Bi 9P9'V41,<)(-%6Ec*<4a)d")84'+4'F-45*'-a*'4'ƒV -a*' AB a = 67<\-d2ij*<45*'r') {a cm = 67 µ  {C = Bi 10:J9 'V*h19XY*<4bn*K9XY*<r5*'%SJBd&„-(-4)824ER8*%TR -l*<2'516})*h19XY*<4bn*9@)6})%d"]/(*r5*'•/m4r…d)82 4ER8*-f1*h19XY*<4bn*4a)•-W4%TKR4'ƒV4'F4q4a)67#d 'F*<,)*'b~*< 1s#S%U# /s%N74)824ER8*-f19XY*<4bn*9XY*<r5*'#  . a 2ij*<45*'-'m4 '1)4)824ER8*-W4 *'1E9D-s,'t*' 'A- Bi 10b [(-9Q*'9Xo- 9XY*<4bn*67 -s,9Xo-,`4 9XY*<4'Z*<N7 4)824ER8*-f1 9XY*<4bn* 9 d G@-HEP G@ 9) D,J MN+JO G@-HEKL G@ 9) D,P G@-HEKL G@ 9) D,P G@-HEP G@ 9) D,J MN+JO :*<?@-HEP :*<?@ 9) D,P _NuPO G@-HEJ G@ 9) D,P MN+PO G@-HEI G@ 9) D,I MN+IO G@-HEIKL G@ 9) D,pKL MN+pLO G@-HEPKL G@ 9) D,PKL MN+PLO G@-HEP G@ 9) D,P MN+PO BvwGxy&z c*V(*4'Y)<)1*2'C4 Bi. 5:PKL9 'V'7,?@RS1TUp 1 [(-9Q*''+?@1-f1'7,?@/)84b~*< 9^ 4'Q'7,?@ 9) •E1 9) D, %PJ / "] 9^ 4'Q'7,?@6})16€14t,9Xo-d Bi 6:KL9 'V41,<)(-%6Ec*<4a)%K%SPJ-,%SL-,d5*'4<d Bi. 10b [(-9Q*'9Xo- 9XY*<4bn*67 -s,9Xo-,`4 9XY*<4'Z*<N7 4)824ER8*-f1 9XY*<4bn* 9 d G@-HEP G@ 9) D,J MN+JO G@-HEKL G@ 9) D,P G@-HEKL G@ 9) D,P G@-HEP G@ 9) D,J MN+JO :*<?@-HEP :*<?@ 9) D,P _NuPO G@-HEJ G@ 9) D,P MN+PO G@-HEI G@ 9) D,I MN+IO G@-HEIKL G@ 9) D,pKL MN+pLO G@-HEPKL G@ 9) D,PKL MN+PLO G@-HEP G@ 9) D,P MN+PO BvwGxy&z c*V(*4'Y)<)1*2'C4 Bi