Дано вектори а(2;4;-3) i b(x;1;6). При якому значенні х вектори перпендикулярні?. Created by vovanpazdnikov. matematika-ru

Дано вектори а(2;4;-3) i b(x;1;6). При якому значенні х вектори перпендикулярні?...

vovanpazdnikov @vovanpazdnikov

August 2022 1 12 Report

Дано вектори а(2;4;-3) i b(x;1;6). При якому значенні х вектори перпендикулярні?

Answers & Comments

igorminin1234

Ответ:

х=7

Пошаговое объяснение:

Условие перпендикулярности векторов:

X1*X2+Y1*Y2+Z1*Z2=0, где а(X1;Y1;Z1), b(X2;Y2;Z2).

Отсюда 2х+4-18=0 => 2х=14 => х=7

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Answers & Comments

ex 4 insert the prepositions 1 our company is represented mr stone 2 the goods are delivered in accordance these

1 2 3 4 5 63a49c5a54494

II. Write a letter on a given situation:2) Write a letter of thanks to the Director of Seaside Travel Mr

you are in the inquiry office of the airport ask how you can flight to kiev

storing

I. Arrange the following addresses in the necessary order. - England; Messrs. Smith @ Co., Limited; London, E.C.; 25 Leadenhall Street. - 20 Madison Avenue;

88 6. Yours sincerely, 7. James Bowers, Sales Manager, Electroscan Ltd, Orchard Road Estate, Oxbridge UB8410SF. 8. Production Manager 9. Thank

iv write a letter on a given situation your company is a textile importer write a letter offering your customers your old seasons

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