Two vectors are given by
a = 3.7i + 6.9j, and
b = 1.9i + 4.7j.
Find
(b) a·b =
(c) (a + b)·b =
(d) the component of a in the direction of b =
.
a = 3.7i + 6.9j, and
b = 1.9i + 4.7j.
Find
(b) a·b =
(c) (a + b)·b =
(d) the component of a in the direction of b =
.