设P:实数x满足x^2-4ax+3a^20,命题q:实数x满足x^2-x-60,若a设P:实数x满足x^2-4ax+3a^20,命题q:实数x满足x^2-x-60,(1)若a=2.5,且p^q为假 pvq真,求实数x的取值范围

问题描述:

设P:实数x满足x^2-4ax+3a^20,命题q:实数x满足x^2-x-60,若a
设P:实数x满足x^2-4ax+3a^20,命题q:实数x满足x^2-x-60,(1)若a=2.5,且p^q为假 pvq真,求实数x的取值范围

(1)命题q:2=3或x0 非p x>=3a或x=3且a=a或x=3且3a

P:(x-3a)(x-a)