4x^2 = 64
1)
4(0^2) = 64
4(0) = 64
0 = 64
Not True
2)
4(4^2) = 64
4(16) = 64
64 = 64
True
3)
4(4^2) = 64
4(16) = 64
64 = 64
4(-4^2) = 64
4(16) = 64
64 = 64
True
4)
4(4^2) = 64
4(16) = 64
64 = 64
4(-4^2) = 64
4(16) = 64
64 = 64
4(0^2) = 64
4(0) = 64
0 = 64
Not True
Answer: (3)