Original post by MEPS1996
Show that x=0 is a solution of ((x-2)(x-4))/((x+3)(x-7))<0.
Can you do this just by subbing in x=0 or is that a 'verify that' question?
Can you do this just by subbing in x=0 or is that a 'verify that' question?
Just put x = 0 into it and make it clear that you know what each term is and how the signs cancel.
Seems a strange sort of a question
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