SOLUTION: 16x^2-1=0 how do i factor this?
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Question 640224: 16x^2-1=0 how do i factor this?
Answer by ankor@dixie-net.com(22740) (Show Source): You can put this solution on YOUR website!
16x^2-1=0 how do i factor this?
:
Note that the only factors of -1 are +1 and -1
Note that 16 is a perfect square, 4*4
That indicates that this is the "difference of squares"
(4x+1)(4x-1)
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