Answer:
Explanation:
If you multiply (x - k)(x + k), you get
which is equal to
. Now you can see that
must be equal to
which is equal to
. Now we just need to solve
. The final answer is
.
A. Most body language is related to emotion and attitudes.
Metals are found in group 1, 2, and abit of 3.
Non-metals are found in group 0/8, abit in 4, 5, 6 and 7 too. Here is a picture. Most of the periodic table are metals.