# maths

posted by
**s17**
.

For each of the following linear transformations, write down its matrix and describe the transformation

a) g(x,y)=(4x,6y)

b) h(x,y)=(x+2y,y)

c) k(x,y)=(y,x)

so I have worked out the matrices:

(4 0

0 6)

(1 2

0 1)

(0 1

1 0)

Not sure what the transformations would be?