Inverse functions
26) (-2,3)
(3-2) it's a function
(-1,2) (2,+1)
(0,0) (0,0)
(4,-2)
(-2,4)
26)
26) (4,-2)
(-2,4) not a function
(2.1)
(1,2)
(1,3)
(3,1)
(D,-2)
(-2,0)
(-3,-3)
(-3,-3)
5a) f(x)=x-1
5c) F(x) = x+3
5f) f(x) = x+2
y=x+B 1
yiz=y-l
y=xt2
x=y+3 2
x=y+2
ay x x l
3
-3
3x-2 -y
F(x) =x+l
f (x) = 3x-2
13 a) y- 2x-3
13c) y=3(x-2)
13g) y= x2-4
x
=2y-3
x=3ly-2)
x+3
22
D==y+2
2
3
F-(x)==/x+4
Fi(x)=
x+3
2
"(x) = x+6 3
13h) y= 2x2-1
13i) y=(x-3)
1+x 2 y - 1
x+1=2ya
y==Vx+3
+ 2+1 2
