Write a recursive formula and an explicit formula for the following arithmetic sequence
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Answer
Find out how many eighty fours are in 672.
To prove
Let us assume that the number of the 84 be x .
As given in the equation
Total values given in the question be 672.
Than the equation becomes
84 × x = 672
Simplify the above equation
84x = 672
x = 8
Therefore the Numbers of eighty fours in 672 is 8 .