Question

1) 3 +2 х - 2 х.
дот е - эс"+4 x​

Answer 1

Step-by-step explanation:

valuate the following determinants

x+y y + z z+x

x y z

1 1 1

Answer 2

Answer:

3

Step-by-step explanation:

3+2x-2x

3-0

Answer is 3