What is the function of each of the three main paragraphs in Carina's letter? YOUNG COOK required to join a small team in a highly commended Brighton hotel specializing in modern European cooking to the highest standard. Would suit someone with enthusiasm, wishing to develop skills and responsibility. 5day week, salary in accordance with qualifications and experience. Accommodation available. Apply with CV to Mrs B H Albion, Restaurant Angelique, The Royal Parade, Brighton BN1 5JS. Mrs B H Albion Restaurant Angelique The Royal Parade Brighton BN1 SJS 79 Rue Daguerre Paris 75014 France Tel (00.33) 47.07.83.5 January 15th 2000 Dear Madam, I would like to apply for the position of cook advertised in this month's issue of The Lady. As you will see from my CV (enclosed), I served a three-year apprenticeship at the Hotel Meurice in Paris. On completion of my apprenticeship, I left the Meurice to work at La Rotonde, where I stayed for 15 months
A = ||aij|| Kmxn; B = ||bij|| Kmxn; c K 1. liitmine: A + B = ||cij|| Kmxn; cij = aij + bij i,j 2. skalaariga korrutamine: cA = ||dij|| Kmxn; dij = caij i,j Samad omadused kui vektorite korral, kus = A, = B, = C, V = Rnxm 7. Maatriksite korrutamine. Korrutamise omadused ja seos lineaarsete tehetega. A = ||aij|| Kmxn; B = ||bjk|| Knxp A reavektorid: 1 = (a11; a12; ...; a1n) Kn ... m = (am1; am2; ...; amn) Kn B veeruvektorid: 1 = (b11; b21; ...; bn1) Kn ... p = (b1p; b2p; ...; bnp) Kn AB = A*B = ||ik|| Kmxp; reavektorid: 1 = (11; 12; ...; 1p) Kn ... m = (m1; m2; ...; mp) Kp Maatriksite korrutamise omadused 1. maatriksite korrutamine pole kommutatiivne, st üldjuhul AB BA; kui AB = BA, siis öeldakse, et A ja B on kommuteeruvad 2. maatriksite korrutamine on assotsiatiivne, st (AB)C = A(BC) 3. maatriksite korrutamise suhtes leiduvad ühepoolsed ühikud. (Kehtib omadus A kuulub Kmxn => EmA = AEn = A) 4
¨ Uhikmaatriksi korral E = E. Definitsioonist 1.9 saame (A ) = A. Transponeeritud maatriksi definitsiooni 1.9 saab kirja panna ka teisiti. Kui t¨ahistame b11 b12 . . . b1m b b22 . . . b2m A = 21 , (1.7) ................... bn1 bn2 . . . bnm siis bij = aji , i Nn , j Nm . (1.8) Kirjutis (1.6) ning kirjutised (1.7) ja (1.8) on samav¨a¨arsed. 7 Definitsioon 1.10. Ruutmaatriksit a11 a12 . . . a1n a21 a22 . . . a2n ...................
Definitsioonist 1.9 saame (A ) = A. Transponeeritud maatriksi definitsiooni 1.9 saab kirja panna ka teisiti. Kui t¨ahistame b11 b12 . . . b1m b b22 . . . b2m A = 21 , (1.7) ................... bn1 bn2 . . . bnm siis bij = aji , ∀ i ∈ Nn , ∀ j ∈ Nm . (1.8) Kirjutis (1.6) ning kirjutised (1.7) ja (1.8) on samav¨a¨arsed. 7 Definitsioon 1.10. Ruutmaatriksit a11 a12 . . . a1n a21 a22 . . . a2n ......
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