D. The exclusion is important because we cannot divide by zero. Apart from that we are simply looking at a function.
B) 4Na + O₂ → 2Na₂O
b) H₂ + Cl₂ ---> 2HCi
the first answer is D and the second is C
Step-by-step explanation:
The first question you just move to the next point the second a translation doesn't mirror it but it does move it so its C because it slides
360 divided by x = 21.2 recurring
So rearrange that to get x = 360 divided by 21.2
Which rounds up to 17
