A group of people tried joining a gym to see if it would help them to lose weight. This table shows the relationship between the
number of weeks since each person joined the gym and the number of pounds they have lost.
Which function best models the data?
y=0.75x−3.5
y=−1.5x+5.5
y=−0.43x+2.5
y = 0.31x + 0.12
Which function best models the data?
y=0.75x−3.5
y=−1.5x+5.5
y=−0.43x+2.5
y = 0.31x + 0.12
2 answers:
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Answer:
Step-by-step explanation:
Option 1:
Using the following rule:
Put in our expression,
a = 2
n = 3
m = 2
Option 2:
Using the following rule:
Since our expression is the same as multiplying 2³ with itself, we can write it as a multiplication.
If we compare this with , we can see that
a = 2
n = 3
m = 3 (in this case, n and m are equal)
Answer: