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Mathematics 27 Online
OpenStudy (anonymous):

I've been out of school for 27yrs, just started college. How do I find out how to complete and problem, after I answer the problem, I'm talking about algebra problem, factoring

OpenStudy (anonymous):

Give an example and I'll help you through it with explanations

OpenStudy (anonymous):

How about \[(x ^{2}+17x+16)\]

OpenStudy (anonymous):

Are you asking about these types of problems?

OpenStudy (anonymous):

Yes

OpenStudy (anonymous):

Patterns to recognize...\[(x ^{2}+2x+1)\] if there are 2 "+" then it must be in the form (x+n)(x+n)\[(x^{2}-2x+1)\] if there is a "-" then "+" the form must be (x-n)(x-n)\[(x ^{2}+2x−4)or(x ^{2}−2x−4)\] If you see the above form then the factor is (x-n)(x+n

OpenStudy (anonymous):

where n is a number

OpenStudy (anonymous):

Lets work through the problem i first mentioned above.

OpenStudy (anonymous):

okay I kinda understand that part, we are to show , how we got the answer

OpenStudy (anonymous):

The first thing you want to look at is the 3rd term. You want to write down all the numbers that when multiplied together equals positive 16... so 1,16 2,8 4,4 and the negative of each of them cuz negative times negative equals positive.

OpenStudy (anonymous):

Now we look at the 2nd term. The coefficient is 17. So we need to look at the pairs of numbers we just listed and figure out what numbers when added gives us positive 17

OpenStudy (anonymous):

knowing what you know now and using the above patterns what do you get for the factored answer??

OpenStudy (anonymous):

This is my first time on this open study, I have to learn how to use this, I truly appreciate your help, I go into our mathlab on tomorrow.... Thank you so much

OpenStudy (anonymous):

Your welcome good luck. I can't imagine how hard it must be after 27 years, I'm having trouble after taking 1 year off

OpenStudy (anonymous):

I believe you, we have lots of young folks who are also having a time, but I'm not giving up.. I will master this......lol

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