given-vektor-a-3-x-2-b-6-2-y-what-the-value-x-and-y-if-a-and-b-are-parallel-

Question Number 76302 by john santuy last updated on 26/Dec/19

g i v e n v e k t o r a = (3, x, - 2)

b = (- 6, - 2, y) . w h a t t h e v a l u e x

a n d y i f a a n d b a r e p a r a l l e l ?

Answered by benjo last updated on 26/Dec/19

a \times b = 0

a \times b = (xy - 4) i - (3 y - 12) j + (6 x - 6) k

= 0 . therefor y = 4, x = 1

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