Factor the expression below 4x^2 - 1

(x-1)(4x-1)
(x-1)(4x+1)
(2x-1)(2x-1)
(2x-1)(2x+1)

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step-by-step explanation:

the graph in the attached figure

step-by-step explanation:

we have

using a graphing tool

the graph in the attached figure

the roots are ( x-intercepts) x=-0.5,x=1,x=3

the y-intercept is the point (0,3)