Question

A drone costs $300 plus $25 for each set of extra propellers. What is the cost of a drone and 4 extra sets of

propellers? (a) Write a function that will showthe cost.
300 + 4(25) = 400
(b) What is the independent variable in this situation?
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Answer 1

a) 300+25x or 300+25(4)=400
b) 300 would be the unchanged or control variable, 25x would be the independent variable and 400 would be the dependent variable.