The nature of the roots can be determined by the determinant of the equation. The determinant is:
b² - 4ac
If this is positive, there are two roots
If this is 0, there is only one root
If this is negative, there are complex roots
Answer: sreach it
Step-by-step explanation:
Answer:
by AA.
Step-by-step explanation:
Finding the third angle in triangle XYZ,
,
Thus,
by AA.