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Etheses - Saurashtra University

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(14) A ⊂ B CMI4 TM GLR[GF 5{SL X]\ ;FR]\ K[ m(A) A ∩ B = B (B) A ∪ B = A (C) A' ⊂ B' (D) B' ⊂ A'(15) SM.56 A[ U6 A VG[ B DF8[ A ∪ B = B ∪ A V[ IMUlS|IFGM SIM U]6WD" NXF"J[ K[ m(A) S|DGM (B) H}YGM (C) lJEFHGGM (D) l£SlS|IF(16) U6 A VG[ A ∪ B JrR[ GLR[GF 5{SL SIM ;\A\W ;FRM K[ m(A) (A ∪ B) ∪ A = A (B) A = A ∪ B(C) (A ∪ B) ⊂ A (D) A ⊂ (A ∪ B)(17) A ∪ B = ∅ TM A VG[ B lJX[ GLR[GFDF\YL X]\ ;FR]\ K[ m(A) A = ∅, B = ∅(B) A ≠ ∅, B = ∅(C) A ≠ ∅, B ≠ ∅(D) A = ∅, B ≠ ∅(18) A ∩ A = ∅ TM U6 A lJX[ X]\ SCL XSFI m(A) A ≠ ∅ (B) A = ∅ (C) A = U (D) A ⊄ U(19) U6 A VG[ B DF8[ Ô[ B ⊂ A, TM A ∩ B X]\ CMI m(A) U (B) ∅ (C) A (D) B(20) A ∩ B = ∅ CMI4 TM GLR[GFDF\YL X]\ ;FR]\ K[ m(A) A = ∅ VG[ B ≠ ∅ (B) A = ∅ VG[ B = ∅(C) A ≠ ∅ VG[ B ≠ ∅ (D) A VG[ B V,U U6M K[P(21) ;FJ"l+S U6 U GF p5U6 A DF8[ A ∪ A′ X]\ YFI m(A) ∅ (B) U (C) U′ (D) A(22) Ô[ A ⊂ B CMI4 TM A ∩ (A ∪ B) X\] YFI m(A) A' ∩ B (B) A ∪ B (C) A (D) B(23) U6 A VG[ A' JrR[ GLR[GF 5{SL SIM ;\A\W ;FRM K[ m(A) A ⊂ A'(B) A ∩ A' = A(C) A VG[ A' V,U U6M K[P(D) A ∩ A' = A(24) GLR[GF 5{SL SI]\ lJWFG IMUG]\ K[N 5Z lJEFHG NXF"JTM lGID K[ m(A) (A ∪ B) ∪ C = A ∪ (B ∪ C)(B) (A ∩ B) ∩ C = A ∩ (B ∩ C)(C) A ∩ (B ∪ C) = (A ∩ B) ∪ (A ∩ C)(D) A ∪ (B ∩ C) = (A ∪ B) ∩ (A ∪ C)(25) SM. 56 A[ U6M A VG[ B DF8[ A ∪ (B ∪ A) AZFAZ X]\ YFI m(A) A (B) B (C) U (D) A ∪ B(26) A = 5|FS'lTS ;\bIFU6 VG[ B = 5}6F"\S ;\bIFU64 TM A ∪ B X]\ YFI m(A) ∅ (B) U (C) A (D) B(27) Ô[ A ⊂ B VG[ B ⊂ A TM GLR[GF 5{SL SI]\ ;FR]\ K[ m(A) A ∪ B = U (B) A ∩ B = ∅ (C) A ≠ B (D) A = B(28) ;FJ"l+S U6 U GF p5U6 A DF8[ A ∩ B AZFAZ X]\ YFI m(A) U (B) ∅ (C) A (D) A'(29) Ô[ A = {a, b, c, d, f} VG[ B = {a, c, d, g}, TM A ∩ B X]\ YFI m(A) {a, b, c, d, e, f, g} (B) {a, c, d}(C) {c} (D) {a, b, c, d, f, g}(30) Ô[ A = {3, 4, 5, 6, 7} VG[ A ∩ B = {4, 7} CMI4 TM U6 B GLR[GF 5{SL SIM CM. XS[ m(A) {2, 4, 5, 7} (B) {4, 5, 6, 8}(C) {1, 2, 4, 7, 8} (D) {4, 5, 7}185

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