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Tìm biến đổi Z của các dãy tín hiệu sau và xác định miền hội tụ: a) () = +3(− − 1) − . ( − ) b) () = [() ∗ ( . ())], với = | − |
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Which recursive formula can be used to determine the total amount of money earned in any year based on the amount earned in the previous year? f(n+1)=f(n)+5
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Mathematics, 22.06.2019 01:30
Becca wants to mix fruit juice and soda to make a punch. she can buy fruit juice for $3 a gallon and soda for $4 a gallon. if she wants to make 28 gallons of punch at a cost of $3.25 a gallon, how many gallons of fruit juice and how many gallons of soda should she buy?
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Tom is going on vacation and wants to leave his friend enough money to feed his pets. tom has d dogs and c cats and spends $2.50 per day to feed each dog and $1.75 per day to feed each cat. how much do it cost to feed his cat in a week
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Aseason pass to the local water park costs 84. if you go to the park ten times during the season, what is the unit rate of cost per visit?
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Tìm biến đổi Z của các dãy tín hiệu sau và xác định miền hội tụ: a) () = +3(− − 1) − . ( − ) b) () =...
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