how can i factor this?

TanyaGrape

New member
Joined
Feb 9, 2006
Messages
13
the directions say factor

1-10r+25r^2

i got

1r(1)(10r25r^2)

i know i have the problem wrong

so i just need to know how to factor it

any help will be appreciated :)
 

sgrabbit

New member
Joined
Apr 6, 2006
Messages
12
yes its wrong because u cant factor out r from everything.
 

zerodegrees

New member
Joined
Feb 8, 2006
Messages
24
hint: write the trinomial in decending order. Does this look like a trinomial square now?
 
G

Guest

Guest
not the answer

this is how it is suppose to be
1-10r+25r^2
1+5*r*2+5^2*r=(5r-1)(5r-) :D
 
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