AP EAMCET2003MathematicsFunctions
The solution set contained in R of the inequation 3^x+3^ 1-x -4 < 0 , is :
Options
- A(1,3)
- B(0,1)
- C(1,2)
- D(0,2)
Correct answer
B. (0,1)
Step-by-step solution
We have, 3^x+3^ 1-x -4 < 03^x+ 3 3^x -4 < 03^ 2 x +3-4 3^x < 03^ 2 x -4 3^x+3 < 0 (3^x-1 ) (3^x-3 ) < 01 < 3^x < 3 0 < x < 1 The solution set is (0,1) .