Question

-2, 5, 24, 61, nth term

Answer 1

Step-by-step explanation:

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Answer 2

Step-by-step explanation:

a = -2

d = 5-(-2) = 7

n = ?

an = (-2)n

an = a + (n-1) d

-2n = -2 + (n-1)7

-2n = -2 + 7n -7

-2n = -9 + 7n

7n+ (-9) = -2n

n = 1