solve this fast factorsie 4xsquare-x-4
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4x²-x-4
= 4x²+2x-2x-4
= 2x(2x+1)-4(2x+1)
= (2x-4) (2x+1)
x = 2, -1/2
= 4x²+2x-2x-4
= 2x(2x+1)-4(2x+1)
= (2x-4) (2x+1)
x = 2, -1/2
rookieji:
but actual zeroes are 1by4 minus 1
dont know dude, too hard for me xd
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