Answer:
It would be the first option.
f(x) = -2 |x| + 1
Answer:D?
Step-by-step explanation:
Answer:
Step-by-step explanation:
Step-by-step explanation:
Approach: If four numbers a, b, c and d are in proportion then a:b = c:d. The solution is to sort the four numbers and pair up the first 2 together and the last 2 together and check their ratios this is because, in order for them to be in proportion, the product of means has to be equal to the product of extremes.
