$D:k-9\geq 0 \wedge k\geq0\\
D:k\geq 9 \wedge k\geq0\\
D:k\geq 9\\
\sqrt{k-9}-\sqrt k=-1\\
\sqrt{k-9}=-1+\sqrt k\\
k-9=(-1+\sqrt k)^2\\
k-9=1-2\sqrt k+k\\
2\sqrt k=10\\
\sqrt k =5\\
k=25

$

7 0

2 years ago

Select the correct answer from each drop-down menu.

lesantik [10]

Answer: The sample mean is 14.98

The second one is NOT standard deviation

Step-by-step explanation: Sorry thats all i got but good luck!

7 0

2 years ago

Choose the graph of the inequality X< 7<br>choose one:

Dafna11 [192]

3rd one. The circle is on 7 and is going to the left.

7 0

2 years ago