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Source: — Problem Solving |

by cramya » Sun Jan 04, 2009 1:05 pm
sqrt(3-2x) = sqrt(2x) + 1

Square both sides

3-2x = 2x+1+2 sqrt(2x)

2-4x = 2 sqrt(2x)

2(1-2x) = 2 sqrt(2x)

1-2x = sqrt(2x)

Square again

1+4 x^2 -4x = 2x

4x^2 = 6x-1

Choose E)
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