A vector vec(A) is alongthe positive x-axis and its vector product with another vector vec(B) is zero, then vector vec(B) could be

A vector vec(A) is alongthe positive x-axis and its vector product wit

1.	A vector vec(A) is alongthe positive x-axis and its vector product with another vector vec(B) is zero, then vector vec(B) could be
Answer» `HAT(i) + hat(J)` `4hat(i)` `hat(j) + hat(K)` `-7hat(k)` ANSWER :B