Home › AP EAPCET (Engineering) › Mathematics › Euclidean Vector › If a = (5, 2, 1) and b = (2, 2, 3), what is a - b?
If a = (5, 2, 1) and b = (2, 2, 3), what is a - b?
A(3, 0, 2)
B(-3, 0, 2)
C(7, 4, 4)
D(3, 0, -2)
Answer & Solution
Correct answer: D. (3, 0, -2)
Subtracting component by component gives 5-2 = 3, 2-2 = 0 and 1-3 = -2.
Related questions
A walker goes 3 m east then 4 m west. What is the net displacement?Forces of 3 N east and 4 N north act together. What is the resultant size?For any two vectors, a + b always equals what?The sum of a vector a and its opposite -a is what?For what value of k are (k, 3) and (2, -4) perpendicular?For what value of k is (k, 2) parallel to (3, 6)?Which vector is parallel to (1, 2, 3) in the same direction?Find the vector from A(2, 3, 1) to B(5, 1, 4).