Question

Which relation is a function of x?

O {(1, 2), (7, 6), (3, 2), (1, 0), (5, 6)}
y
2
-6
X
0
0
0
0
9
-7
Ox=3y²-7
X=
-5-4-3-2
5
4
3
2
-2
2 3 4 5 x

Answer 1

x=3y2-7

x=3×1-7

x=3-7

x=-4