Question: 1) The recursive rule for a sequence is an = an-1 + 7, where a, = -15. What is the explicit rule for this sequence?

1) The recursive rule for a sequence is an = an-1 + 7, where a, = -15. What is the explicit rule for this sequence? 2) The explicit rule for a sequence is an = 5n - 1. What is the recursive rule for the sequence? 3) The sales of fidget cubes have been increasing. In January, 154 were sold, in February, 218 were sold. In March, 282 were sold. This pattern continued for the remainder of the year. What is the explicit rule that can be used to find the number of fidget cubes sold in the nth month of the year

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