4x²-29x+100 solve by factorization method
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4x
2
−25x+16x−10=0
x(4x−25)+4(4x−25)=0
(4x−25)(x+4)=0
Either 4x−25=0, then x=
4
25
or x+4=0, then x=−4
x=−4 or
4
25
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