2010 · Q90
If one of the roots of the equation ax2 + x – 3 = 0 is -1.5, then what is the value of a ?
Elementary MathematicsAlgebra
- A4
- B3
- C2
- D-2
Explanation
2.25a=4.5 gives a=2.
If one of the roots of the equation ax2 + x – 3 = 0 is -1.5, then what is the value of a ?
Explanation
2.25a=4.5 gives a=2.