A. C(n)=10n+125
cost×number of buttons is equal to 10 cents times the number of buttons, plus the $125 cost of the button machine
A. Average rate of change for x=1 to 2: 4(2²)-4(2)=16-8=8; from x=3 to 4: 4(2⁴)-4(2³)=64-32=32.
b. Section b is 32/8=4 times greater. As the exponent of 2 increases, the gaps between consecutive powers of 2 gets wider and therefore the rate of change is greater.
Here are a bunch of CORRECT answers. Your answer is in the first pic. I got number 3 wrong, but it still showed the correct answer.
Answer:
5.804
Step-by-step explanation:
5.804
^ ^ ^
After the thousands place is a 0, so the number for the thousands place would stay the same. If it were higher than 4, it would round to 5.805 (but it isnt so it's 5.804)
tens, hundreds, thousands
