What is the factored from of n^2 - 25?

What is the length of the segment joining the points at (4,5) and (6,-2) round to the nearest tenth if necessary

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What is the equation in slope-intercept form of the linear function represented by the table? y -18 -1 -8 4 2 912 o y=-2x-6 o y=-2x+6 o y=2x-6 o y = 2x+6