If x2 - 4x + 4b = 0 has two real solutions, find the value of 'b'. – McqOptions

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1.	If x2 - 4x + 4b = 0 has two real solutions, find the value of 'b'.
A.	b = 0
B.	b ≤ 1
C.	b = +1, -1
D.	b ≥ 1
Answer» C. b = +1, -1

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