Answer:
For k = 6 or k = -6, the equation will have exactly one solution.
Step-by-step explanation:
Given a second order polynomial expressed by the following equation:
.
This polynomial has roots
such that
, given by the following formulas:



If
, the equation has only one solution.
In this problem, we have that:

So




We will only have one solution if
. So





For k = 6 or k = -6, the equation will have exactly one solution.
Val does because he covers 10.4 miles. Hope that helps.
Answer:
-15
Step-by-step explanation:
as i said if the signs are different the result is negative
Answer:
A-The 14 people selected to participate
Step-by-step explanation:
Hello!
You have to find the area of the first rectangle
13 * 25 = 325
Next find the area of the second rectangle
The base is quadripled
13 * 4 = 52
52 * 25 = 1300
Divide the area of rectangle 2 by the area of rectangle 1
1300/ 325 = 4
The answer is D. 4 times bigger
Hope this helps!