- Arts & Culture 6401
- Books in Foreign Languages 149
- Business & Economics 4475
- Computers 2201
- Dictionaries & Encyclopedias 634
- Education & Science 97456
- Abstracts 1174
- Astrology 12
- Astronomy 13
- Biology 32
- Chemistry 5288
- Coursework 4140
- Culture 30
- Diplomas 2512
- Drawings 1480
- Ecology 29
- Economy 342
- English 1173
- Entomology 2
- Ethics, Aesthetics 23
- For Education Students 26100
- Foreign Languages 114
- Geography 19
- Geology 17
- History 313
- Maps & Atlases 36
- Mathematics 14525
- Musical Literature 7
- Pedagogics 232
- Philosophy 190
- Physics 15878
- Political Science 126
- Practical Work 135
- Psychology 468
- Religion 44
- Russian and culture of speech 101
- School Textbooks 69
- Sexology 68
- Sociology 48
- Summaries, Cribs 723
- Tests 20959
- Textbooks for Colleges and Universities 211
- Theses 189
- To Help Graduate Students 23
- To Help the Entrant 114
- Vetting 424
- Works 58
- Информатика 15
- Engineering 3357
- Esoteric 950
- Fiction 3298
- For Children 383
- House, Family & Entertainment 2506
- Law 2811
- Medicine 1158
- Newspapers & Magazines 344
- Security 274
- Sport, Tourism 1000
- Website Promotion 654
Option 24 DHS 2.2 Collection of DHS Ryabushko
Uploaded: 13.12.2018
Content: 2.2.pdf 59,18 kB
| 50 $ | the discount is | 10% |
| 30 $ | the discount is | 7% |
Product description
DHS - 2.2
№1.24. Given the vector. It is necessary: a) to calculate the mixed product of the three vectors; b) find the module of the vector product; c) calculate the scalar product of two vectors; d) check whether the two vectors are collinear or orthogonal; e) check whether the three vectors will be coplanar. a (3; -1; 2); b (-1; 5; -4); c (6; -2; 4).
№2.24. The vertices of the pyramid are at points A (7; 4; 2); B (–5; 3; –9); C (1; –5; 3); D (7; –9; 1). .....
No. 3.24. Three forces P are given (6; –4; 5); Q (–4; 7; 8); R (5; 1; –3); attached to point A (–5; –4; 2). Calculate a) the work produced by the resultant of these forces; when the point of its application, moving in a straight line, moves to point B (7; –3; 6); b) size
the moment of the resultant of these forces relative to point B.