Answer:
The third option choice
Step-by-step explanation:
In the equation all your doing is halfing the x to get y
Or multiplying it by . 5
So half of what your x is is what your y is
Nine million, four hundred thousand, twenty three9
Answer: 
Step-by-step explanation:
Given
The temperature on the ground is 
temperature drop observed is 
The height of the plane is 
The total increase in height per
is
units
Temperature drop is

The temperature at that altitude is

Answer:
f(x) = 2^(2x+1)
Step-by-step explanation:
2 = 2¹
8 = 2³
32 = 2⁵
128 = 2⁷
1,3,5 and 7 are odd numbers.
Individual numbers in mathematics are represented as 2x + 1.