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January 31, 2015

January 31, 2015

Posted by **Rowley** on Sunday, August 22, 2010 at 9:55am.

x²-2x-15 ≤ 0

please help :)

- Math -
**Jen**, Sunday, August 22, 2010 at 10:01amYou want to get two numbers that multiply to the last term (-15) and add to the middle term (-2). These numbers are -5 and 3. (x-5)(x+3) is your answer

- Math -
**Rowley**, Sunday, August 22, 2010 at 10:14amoh so thats it? lol i did that but i thought it wasnt correct and i've been trying other methods for the past hour. thatnx alot :)

- Math -
**Jen**, Sunday, August 22, 2010 at 11:30amLOL..you're welcome

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