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madam [21]
2 years ago
11

For the period 1971-2001, the number of y films produced in the world can be modeled by the function y=10x2−94x+3900 where x is

the number of years since 1971. After how many years were 4200 films produced? Round your answer to the nearest tenth of a year.
11.9 years
8.7 years
10.6 years
2.5 years
Mathematics
1 answer:
NemiM [27]2 years ago
6 0

Answer:

11.9

Step-by-step explanation:

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