Problem 1:
Find the following graphically:
1. c1 + c2

2. c1c2 (inner product)

3.

4.

Problem 2:
Solve the following system using A - column-space and output space:
2x1 = 3
-x2 = 4

Problem 3:
Solve the following system using A-row-space and input space:
2x1 = 3x2 - 5
2x2 = 2 - 4x1

Problem 4:
A linear transformation is applied to the object on the left and we got the object on the right. Find the applied linear transformation matrix.

Problem 5:
Consider the following system of equations:

1. Find the unknown elements using the following information:
| P | x | y | X | Y | 
| 1 | 0 | 10 | 1 | 2 | 
| 2 | 10 | 0 | 30 | 10 | 
| 3 | 10 | 10 | 30 | 20 | 
| 4 | 5 | 5 | 5 | 5 | 
2. Using the values form previous question, calculate (x , y) of ( X , Y, Z ) = (2, 2, 2).