负四的四次方加8x的平方减16
=-256+8x²-16
=8x²-272
=8(x²-34)
=8(x+√34)(x-√34)
负四的四次方加8x的平方减16
=(-4)^4+8x²-16
=256+8x²-16
=8x²-240
=8(x²-30)
=8(x+√30)(x-√30)
因式分解,负四的四次方加8x的平方减16
负四的四次方加8x的平方减16
=-256+8x²-16
=8x²-272
=8(x²-34)
=8(x+√34)(x-√34)
负四的四次方加8x的平方减16
=(-4)^4+8x²-16
=256+8x²-16
=8x²-240
=8(x²-30)
=8(x+√30)(x-√30)