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what is the answer and the explanision

What Is The Answer And The Explanision class=

Sagot :

Answer:

1st term = 3

2nd term = 5/8

Step-by-step explanation:

1st term:

n=1

a_1 = 2(1)+1 / (1)³

= 2+1 / 1×1×1

= 3/1 or 3

2nd term

n=2

a_2 = 2(2)+1 / (2)³

= 4+1 / 2×2×2

= 5/8