Question

If x€R then x^2 +2x +a/x^2 +4x+ 3a can take all real values if ? Answer is a€[0,1] Exerts I've already asked this and exert gave me link to.similar questions. But pls solve it. Pls solve it in the way that we take denominator to other side and multiply by y then write the new formed quadratic equation and then take D >or=0 and again get a quadratic equation and again D>or =0 Pls solve using this method Thanks

Answer 1

Answer:

Step-by-step explanation

The answer is attached below...

Note:the second time you take the discriminant it should be greater than or equal to zero...(less than ...written in the answer **sorry)