因式分解:1/2x^4-8y^4

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因式分解:1/2x^4-8y^4

因式分解:1/2x^4-8y^4
因式分解:1/2x^4-8y^4

因式分解:1/2x^4-8y^4
0.5x^4-8y^4
=(√2x²/2+4y²)(√2x²/2-4y²)
=(√2x²/2+4y²)[x/2^(1/4)+2y][x/2^(1/4)-2y]

1/2x^4-8y^4
=1/2(x^4-16y^4)
=1/2(x²+4y²)(x²-4y²)
=1/2(x²+4y²)(x+2y)(x-2y)