Step-by-step explanation:
Discriminant : k² - 4(12)(27) < 0
So k² - 1296 < 0, -36 < k < 36.
B) thousands
5 is ones
7 is tens
7 is hundreds
9 is thousands
1 is ten thousands
2 is hundred thousands.
Answer:
3.6
Step-by-step explanation:
3√13(3.6
-9
-------
66| 400
-396
-------
4