Question

;) holaaa....

plz answer this

1. prove that the vectors A=2i cap -10 j cap and B=4 i cap-20 j cap are parallel vector​

Answer 1

Explanation:

Two vectors are parallel of their Cross product is 0

A×B = i j

2 -10

4 -20

A×B = -40 + 40 = 0

So yes they are parallel....

Hope it helps uh!