Answer:
The third one
Step-by-step explanation:
Answer:
-21
Step-by-step explanation:
because theres two negitives so it makes it a positive
14 or 14.04 if you want to be more specific
The polynomial with those roots would be:
<span>y = (x + √5)(x - √5)(x - 3) </span>
<span>▬▬▬▬▬▬▬▬▬▬▬ multiply this out to get </span>
<span>y = (x² - 5)(x - 3) </span>
<span>y = x³ - 3x² - 5x +15</span>
