SOLUTION: What are three points you would test if you were finding the solution of (x + 3)(x - 5) < 0 How do these points help find the solution? Thanks

Question 1033538: What are three points you would test if you were finding the solution of (x + 3)(x - 5) < 0
How do these points help find the solution?
Thanks

Answer by josgarithmetic(39616) (Show Source): You can put this solution on YOUR website!
Zero Product Rule would help.
Instead of your product being equal to zero, you want to know for what x values your product is less than zero. Critical values are still -3 and +5.

Choose ANY value of x in the interval ;
and ANY value in ; and any value in .
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