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Home > Education > Homework Help > Math & Sciences   »   Factoring AND Polynomials AND trinomials

 
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Old May 12, 2007, 02:26 PM
lizzie177
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Factoring AND Polynomials AND trinomials

I have some questions that i need help with , and here they are:

1) Find the GCF of a) 8x(2y+3); 4(3+2y)
b) 8x^4 z( 2y+3)^3 ; 4x^2 ( 3+2y)

2) Factor completely: a) 4q(x-3y) + 7p(3y-x)
b)5c(m+5n) -10(5n-m)
c) (2w+3)^2 + 4(2w+3) -12
d)9x^2 - 25y^4
------- --------
4 121

If you can help me, i would GREATLY APPRECIATE IT!!!!!

Lizzie the not so smart math student

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Old May 12, 2007, 02:57 PM   #2  
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sorry...i would help you...but im lizzie and im not a smart math student either! lol
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Old May 12, 2007, 03:19 PM   #3  
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Quote:
Originally Posted by lizzie177
I have some questions that i need help with , and here they are:

1) Find the GCF of a) 8x(2y+3); 4(3+2y)
b) 8x^4 z( 2y+3)^3 ; 4x^2 ( 3+2y)

2) Factor completely: a) 4q(x-3y) + 7p(3y-x)
b)5c(m+5n) -10(5n-m)
c) (2w+3)^2 + 4(2w+3) -12
d)9x^2 - 25y^4
------- --------
4 121

If you can help me, i would GREATLY APPRECIATE IT!!!!!

Lizzie the not so smart math student
These are very straight forward. 2a,b are done except for one more step.

2c is alittle trickier. It will expand into a quadratic,

Factor it.

I will give you a freebie, 2d:

Difference of two squares.



See?.
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