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The number of taxi accidents is approximated by y=−143.3x2+1823.3x+6820 and the number of injuries is approximated by y=−416.72x^2+4416.7x+8500. Let x=0 represents​ 1990, x=1 represents​ 1991, and so on. According to the equation for the number of​ accidents, if the trend​ continued, how many taxi accidents occurred in 1998​?

Respuesta :

barnuts

To get for the taxi accidents in 1998, we must note that x = 8. Therefore using the equation y=−143.3x2+1823.3x+6820 , we can calculate for the number of taxi accidents.

y = -143.3 * (8)^2 + 1823.3 * 8 + 6820

y = 12,235.2

There were about 12,235 taxi accidents in 1998.

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