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?
