Mathematics, 24.09.2019 01:30 logan12345677885675
Andre received $60 for his birthday and put it in his piggy bank. each week, he puts 3 more dollars in his bank. the amount of money in dollars d in his bank is given by
d = 3w + 60 where w is the number of weeks he has saved 3 dollars. his sister lana him find how much money he will have after 4, 15, 20, and 36 weeks. this table shows her results. what is the rate of change using lana’s values for d and w? is this a linear model or non-linear model?
w 4 weeks 15 weeks 20 weeks 36 weeks
d d= 3w =60 d = 3w + 60 d = 3w + 60 d = 3w + 60
= 3*4 +60 = 3 * 15 = 3 * 20 + 60 = 3 * 36 + 60
= 12 + 60 = 45 + 60 = 60 + 60 = 108 + 60
= 72 = 105 = 120 = 168
a.
the rate of change varies. it is a linear model.
b.
the rate of change varies. it is a non-linear model.
c.
the rate of change is . it is a linear model.
d.
the rate of change is 3. it is a linear model.
Answers: 2
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Andre received $60 for his birthday and put it in his piggy bank. each week, he puts 3 more dollars...
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