因式分解:4x的4次方—64y的4次方=

问题描述:

因式分解:4x的4次方—64y的4次方=

4(x^+4y^2)(x+2y)(x-2y)

4x的4次方—64y的4次方
=4(x^2+4y^2)(x^2-4y^2)
=4(x^2+4y^4)(x+2y)(x-2y)

4x的4次方—64y的4次方
=4(x^4-16y^4)
=4(x^2+4y^2)(x^2-4y^2)
=4(x^2+4y^2)(x+2y)(x-2y)