The function is
y =

----1.
Plug x = 2x in 1.
∴y` =

----- 2.
Divide 1 and 2. You will get,
y = 4 y`
Therefore, y is quartered
The number in the front always goes up by one/1,2,3,4
Answer:
1 <2 and <5
2 43
3 35
4 <3 and <5
5 75
6 <XYZ
7 ZX
8 (-4,4)
9 acute, right, obtuse
10 equilateral, acute
11 rhombus, square
12 540
13 80
14 169
15 A
16 105 in.2
17 C
18 counterclockwise 90 rotation; reduction
Step-by-step explanation: