Assignment 11-4: Square Root Regression
Name: ______________________________ Period: _____
All tables, ordered pairs and graphs represent square root functions.
Using a table (switch x and y) use quadratic regression and then find its inverse.
1.
x
2
4
10
20
34
y
0
2
4
6
8
x
y
2.
x
4
5
8
13
20
y
-2
-3
-4
-5
-6
x
y
3.
x
-7
-6
-3
2
9
y
5
6
7
8
9
x
y
Quadratic:____________________
Quadratic:____________________
Quadratic:____________________
Square Root:__________________
Square Root:__________________
Square Root:__________________
4.
5.
6.
x
7
8
11
16
23
y
1
2
3
4
5
x
y
x
-1
0
3
8
15
y
-4
-5
-6
-7
-8
x
y
x
-3
-2
1
6
13
y
-11
-12
-13
-14
-15
x
y
Quadratic:____________________
Quadratic:____________________
Quadratic:____________________
Square Root:__________________
Square Root:__________________
Square Root:__________________
7. {(0, -7), (1, -6), (4, -5), (9, -4), (16, -3)}
x
y
x
8. {(0, 3), (2, 5), (8, 7), (18, 9), (32, 11)}
y
x
y
x
y
Quadratic:___________________________________
Quadratic:___________________________________
Square Root:_________________________________
Square Root:_________________________________
9.
10.
x
y
x
y
x
y
x
y
Quadratic:___________________________________
Quadratic:___________________________________
Square Root:_________________________________
Square Root:_________________________________