因式分解:X的4次方减1
问题描述:
因式分解:X的4次方减1
答
x^4-1
=(x^2+1)(x^2-1)
=(x^2+1)(x-1)(x+1)
因式分解:X的4次方减1
x^4-1
=(x^2+1)(x^2-1)
=(x^2+1)(x-1)(x+1)