If the discriminant of a quadratic equation is equal to 5, how many solutions and what type of solutions would there be?

For range i think it’s area

The answer would be a

Hello! i hope this
since the cosine is the ratio of the adjacent side to the hypotenuse, you can see that cos 60° = ½. answer. according to the property of cofunctions (topic 3), sin 30° is equal to cos 60°. sin 30° = ½.