Step-by-step explanation:
There are 21 socks in total. Only 7 of them are white.
When you pick your 1st sock, you have a 7/21 chance to get white.
When you pick your 2nd sock, you have a 6/21 chance to get another white, since you already picked a white.
So the probability to get a pair of white socks is 2/21.
Answer:
C
Step-by-step explanation:
Answer:
Solution given:


Now
Distance between them is:
d=
d=
<u>Distance</u><u> </u><u>between</u><u> </u><u>them</u><u> </u><u>is</u><u> </u>
Answer:
(5k+14)(3k+8)
Step-by-step explanation: