Posted by **Leanna** on Sunday, September 12, 2010 at 10:11pm.

If the solutions of f(x)=0 are 1 and -2, then the solutions of f(2x)=0 are

a)1 and 2

b) 1/2 and -1

c) 2 and -4

d)-2 and 4

2)-1/2 and -1

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