Question

Which constant should be added and subtracted
to solve the quadratic equation 5x^2-2x^2+3=0
by the method of completing the square?​

Answer 1

Answer:

this doesn't need any method

Step-by-step explanation:

5x²-2x²+3=0

3x²=-3

x=✓-1

So thus question incorrect or you can answer this in your own method you read as ✓-1 only