NDA2020MathematicsBasics of MathematicsActual
If 1.5 x 4.5 , then which one of the following is correct?
Options
- A(2 x-3)(2 x-9) 0
- B(2 x-3)(2 x-9) 0
- C(2 x-3)(2 x-9) 0
- D(2 x-3)(2 x-9) 0
Correct answer
D. (2 x-3)(2 x-9) 0
Step-by-step solution
1.5 x 4.5 3 2 x 9 2 3 2 x 9 (2 x-3) 0 and (2 x-9) 0 Hence, (2 x-3)(2 x-9) 0