8 and 12 are separated by 1 line, and they have a difference of 4 units, so..
count every two lines and add 4 units
this means that the blue dot is 20
Answer:
Step-by-step explanation:
Answer: domain: (-oo,oo) range: (0,oo)
Step-by-step explanation:
If i understood the question right, you're trying to find the value when h = -2. If that's true so here is how it's done:

Answer:
the answer is 0, cause 0×0=0 and when adding the 0 u will get 0. Hope it helps!