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School Help » Math » quadratic equations

quadratic equations

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1quadratic equations Empty quadratic equations Thu Oct 30, 2014 8:04 pm

5208114


Valued Contributor
Valued Contributor

How do you factorize the equation x^2+4x+4???

2quadratic equations Empty Re: quadratic equations Fri Oct 31, 2014 6:06 pm

JakeY


Expert Elite
Expert Elite

You could find two factors of c (4 in this case) that add up to b (also 4 in this case). 2*2=4 and 2+2=4, so your factorized equation would be (x+2)(x+2). FOIL-ing will get you back to the initial quadratic.

3quadratic equations Empty Re: quadratic equations Sun Nov 02, 2014 4:33 pm

5208114


Valued Contributor
Valued Contributor

What is c??

4quadratic equations Empty Re: quadratic equations Sun Nov 02, 2014 5:31 pm

JakeY


Expert Elite
Expert Elite

Generally, a quadratic is written as ax^2+bx+c=0

5quadratic equations Empty Re: quadratic equations Tue Nov 18, 2014 7:10 pm

SAmland

SAmland
Member
Member

C is a variable in the equation

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