- Arts & Culture 6573
- Books in Foreign Languages 149
- Business & Economics 4473
- Computers 2201
- Dictionaries & Encyclopedias 635
- Education & Science 96479
- Abstracts 1168
- Astrology 12
- Astronomy 13
- Biology 32
- Chemistry 4136
- Coursework 4168
- Culture 28
- Diplomas 2495
- Drawings 1492
- Ecology 29
- Economy 338
- English 1173
- Entomology 2
- Ethics, Aesthetics 23
- For Education Students 26084
- Foreign Languages 115
- Geography 19
- Geology 17
- History 303
- Maps & Atlases 36
- Mathematics 14526
- Musical Literature 7
- Pedagogics 225
- Philosophy 184
- Physics 15878
- Political Science 126
- Practical Work 140
- Psychology 468
- Religion 45
- Russian and culture of speech 94
- School Textbooks 69
- Sexology 68
- Sociology 48
- Summaries, Cribs 723
- Tests 20864
- Textbooks for Colleges and Universities 531
- Theses 199
- To Help Graduate Students 23
- To Help the Entrant 114
- Vetting 391
- Works 58
- Информатика 15
- Engineering 3365
- Esoteric 952
- Fiction 3327
- For Children 383
- House, Family & Entertainment 2510
- Law 2773
- Medicine 1152
- Newspapers & Magazines 344
- Security 274
- Sport, Tourism 1002
- Website Promotion 654
Option 10 DHS 2.1 Collection of DHS Ryabushko
Uploaded: 11.11.2018
Content: 2.1.pdf 69,3 kB
| 50 $ | the discount is | 10% |
| 30 $ | the discount is | 7% |
Product description
DHS - 2.1
№ 1.10. Given the vector a = α · m + β · n; b = γ · m + δ · n; | m | = k; | n = ℓ; (m; n) = φ;
Find: a) (λ · a + μ · b) · (ν · a + τ · b); b) the projection (ν · a + τ · b) on b; c) cos (a + τ · b).
Given: α = 5; β = -3; γ = 4; δ = 2; k = 4; ℓ = 1; φ = 2π / 3; λ = 2; μ = -1 / 2; ν = 3; τ = 0.
№ 2.10. The coordinates of points A; B and C for the indicated vectors to find: a) the modulus of the vector a; b) the scalar product of vectors a and b; c) the projection of the vector c on the vector d; d) coordinates of point M; dividing the segment ℓ in relation to α :.
Given: A (0; 2; 5); B (2; -3; 4); C (3; 2; -5); .......
No. 3.10. Prove that the vectors a; b; c form a basis and find the coordinates of the vector d in this basis.
Given: a (3; -1; 2); b (–2; 3; 1); c (4; –5; -3); d (-3; 2; -3).