Select quadratic:
Quadratic 1
Quadratic 2
Quadratic 3
Quadratic 4
Quadratic 5
Quadratic 6
Quadratic 7
Quadratic 8
Quadratic 9
Quadratic 10
5
10
15
−5
−10
−15
2
4
6
8
−2
−4
−6
−8
0,0
–
o
+
←
↓
↑
→
y = (x + a)(x + b)
a = 1
b = 1
y = (x + 1)(x + 1)
y = ?