I believe it’s The domain of the function is all real numbers less than or equal to -2
When the calcium atom loses electrons, it's charge increases by the number of electrons lost.
It loses 2 electrons, so it's charge increases by 2.
The answer is +2
First, we need to find the difference of the two, which is 4715-3809=906. After that, we need to figure out what percentage that if of 3809, which is rounded to 0.24 or 24%.
Answer:
No
Step-by-step explanation:
x = 0
y = 2
y = 7x
2 = 7(0)
2 ≠ 0