factorize [x-1/2]²=4
Answers
Answered by
1
Answer:
x=3/2
Step-by-step explanation:
x-1/2=2
2x-1=4
2x=3
x=3/2
Answered by
1
Step-by-step explanation:
Let (x-1/2) be y.
{y}^{2} = 4 = > {y}^{2} - 4 = 0 = >y
2
=4=>y
2
−4=0=>
(y - 2)(y + 2) = 0 = > y - 2 = 0 \: o r(y−2)(y+2)=0=>y−2=0or
y + 2 = 0 = > y = 2 \: or \: - 2y+2=0=>y=2or−2
Hence (x-1/2) = 2 or -2 => x = 2+1/2 or -2+1/2 =>x = 4+1/2 or -4+1/2 =>x= 5/2 or -3/2....
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