MaTrix
Algebra
Level
2
Find the Matrix which Represent a reflection in the line
Hints:
- You will get the answer in terms of cos and sin
- replace with .
- You will get answer in the matrix form then add all the elements together.
The answer is 1.732.
This section requires Javascript.
You are seeing this because something didn't load right. We suggest you, (a) try
refreshing the page, (b) enabling javascript if it is disabled on your browser and,
finally, (c)
loading the
non-javascript version of this page
. We're sorry about the hassle.
1 solution
Now just replace 30 in the place of Theta and add the elements:
cos(2*30) + sin (60) + sin (60) - cos (60) = -0.6096