(3x-4)²=64
问题描述:
(3x-4)²=64
x²-10x+25=64
4(x-1)²-9=0
答
答:(3x-4)²=64(3x-4)²=8²3x-4=8或者3x-4=-8解得:x=4或者x=-4/3x²-10x+25=64(x-5)²=8²x-5=-8或者x-5=8解得:x=-3或者x=134(x-1)²-9=0(x-1)²=9/4(x-1)²=(3/2)²x-...