Please help
Here are 3 scatter diagrams:
50
1001
50
90
40
80
40
70
30
60
30
50
X
X
20
40
20
X
30
ixdi
10
20
X
10
10X
0
00
10
40
50
05
2
4
6
8
10
Diagram C
20 30
0 10 20 30 40 50 60 70 80 90 100
Diagram A
Diagram B
a) What type of correlation is shown in diagram A?
b) What type of correlation is shown in diagram B?
c) What type of correlation is shown in diagram C?
What is the value of the discriminant of the quadratic equation -2x = -8x + 8 and what does its value mean about thenumber of real number solutions the equation has?