Question

1. Let Tix, y) = (x -y, x + y) be a transformation then Tis:
(1) Linear and onto but not one-one
(2) Linear, one-one and onto
(3) One-one, onto but not linear
(4) Linear, one-one but not onto
re​

Answer 1

Answer:

the answer is Number (3)

Because there are more than 1 variables