分解因式:1/2x-1/16x^2+y^2-1

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分解因式:1/2x-1/16x^2+y^2-1
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分解因式:1/2x-1/16x^2+y^2-1
分解因式:1/2x-1/16x^2+y^2-1

分解因式:1/2x-1/16x^2+y^2-1
原式=y²-(1/16x²-1/2x+1)
=y²-(1/4x-1)²
=(y+1/4x-1)(y-1/4x+1)

=y²-(1/16x²-1/2x+1)
=y²-(1/4x-1)²
=(y+1/4x-1)(y-1/4x+1)