Question 1000316
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It is 6-th term of the geometric progression with the first term 0.85*6 ft and the common ratio of 0.85.


h(1) = 0.85*6 ft,


h(2) = {{{(0.85^2)}}}*6 ft,

. . . . . . . . . 


h(6) = {{{(0.85^6)}}}*6 ft.