Current location - Training Enrollment Network - Mathematics courses - Jiangsu senior high school mathematics calculation problems
Jiangsu senior high school mathematics calculation problems
To solve the problem, first solve the inequality and find the set B, and then discuss it according to whether A is an empty set.

The process is as follows:

The calculation problem (1) is deformed according to the nature of logarithm, and the simplified result = 2 (2) General score, square difference formula and complete square formula result = 2 (a+b)/(a-b).

The process is as follows:

Questioner evaluation

That's great. Your answer solved my problem perfectly!