Question

How many and of what type are the solutions of a quadratic equation when the value of the radicand is 25?

No real solutions

Two identical rational solutions

Two different rational solutions

Two irrational solutions

Answer 1

radicand >0 : two distinct
radicand = 0: two identical
radicand < 0: no real.

is it rational or irrational?
the formula is \(\frac{-b\pm\sqrt{\text{radicand}}}{2a}\). If "radicand" is a perfect square it will be rational.

Answer 2

i do not get it

Answer 3

what is the radicand for you?