Find the first, fourth, and tenth terms of the arithmetic sequence described by the given rule.
is it a,b,c or d?

Find the first fourth and tenth terms of the arithmetic sequence described by the given rule is it abc or d class=

Respuesta :

Answer:

5

5 1/2

6 1/2

Step-by-step explanation:

Let n=1

a1 = 5+(1-1)*(1/6)

a1 = 5

Let n=4

a4 = 5+(4-1)*(1/6)

a4 = 5 +3(1/6)

a4 = 5+1/2 = 5 1/2

Let n=10

a10 = 5+(10-1)*(1/6)

a10 = 5 +9(1/6)

a4 = 5+3/2 = 5 + 1 1/2 = 6 1/2

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