-1/2(X-1)²+2>0 求X的值,
问题描述:
-1/2(X-1)²+2>0 求X的值,
答
-1/2(X-1)²+2>0
同乘以-2
(x-1)²-4由(x-1)²
-1/2(X-1)²+2>0 求X的值,
-1/2(X-1)²+2>0
同乘以-2
(x-1)²-4由(x-1)²