How do you solve #x^2 + 5x + 7 = 0# using the quadratic formula?
For quadratic equations of the form:
The quadratic formula is given by:
From given equation we have:
Putting these values in the quadratic formula:
We can write this in the following way:
These are known as complex roots.
Accordng to quadratic formula, solution of quadratic equation
Hence solution of