Question

If (-1,3,5)X (0,a,1)= (-2,1,-1), determine a.

Answer 1

can u write the question again looks confusing the way you wrote it???

Answer 2

cross product of two vectors?

Answer 3

1st of all a should be caps because its a variable ...

Answer 4

ps i should have put "a" in quotes my bad

Answer 5

Shiz dude I GTG I don't know if your here but send me a message and ill figure it out because I just knowticed is 2:30 and i still got to go over Spanish

Answer 6

@ParthKohli yes its a cross product of two vectors

Answer 7

well one way to think about this is that since the cross-product is orthogonal to (0, a, 1) you can equate their dot product to zero