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Home / General / Kylie starts with $145 in her piggy bank. Each month she adds $20.Which recursive function rule mode...

Kylie starts with $145 in her piggy bank. Each month she adds $20.Which recursive function rule models the total amount in Kylie’s piggy bank at the end of each month?1. an=20⋅an−1 and a1=1452. an=20+an−1 and a1=1453. an=145+an−1 and a1=204. an=145⋅an−1 and a1=20

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Answer:

2. an=20+an−1 and a1=145

she starts with 145 so a1=145 and then adds 20 every month: an=20+an−1

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Kylie starts with $145 in her piggy bank. Each month she adds $20.Which recursive function rule models the total amount in Kylie’s piggy bank at the end of each month?1. an=20⋅an−1 ​ and a1=1452. an=20+an−1 ​ and a1=1453. an=145+an−1 and a1=204. an=145⋅an−1 and a1=20