Answer:
f(n)= 5 · 4
Step-by-step explanation:
You use the explicit formula for geometric sequence. The five is the firat term and is placed correctly. The 4 is the rate of change, because if you multiply 5 by 4 you get 20 and so on.
To change knots per hour to miles to hour, use the expression 1.15k, where k is the speed in knots per hour. A plane is flying a
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