Find the cosine of the angle between A a

Question

Find the cosine of the angle between A and B with respect to the standard inner product on M22
A =[3  3]  and B = [4  2]
      [3 -1]               [3  2]
Carry out all calculations exactly and round to 4 decimal places the final answer only

Kunduz · Accepted Answer

Represent materiees
a
vector
A<33
3
3 - 1)
B.८५ 232)
-
A.B.
12+6 +9 - 2
-
= 25
TA = √373 +3² tau
128 = 257
IB 2 I ² + 27 3²+2-
J 16+6 +9+ 4
- 133
25
Costabia
Toro- 0.8224
25733

Find the cosine of the angle between A and B with respect to the standard inner product on M22 A =[3 3] and B = [4 2] [3 -1] [3 2] Carry out all calculations exactly and round