# algebra (quadratic formula0

posted by
**Bri**
.

or the period 1990-2003, the amount of biscuits, pastas, and noodles y (in thousands of metric tons)imported into the united states ca be modeled by the function y=1.36(xsquared)+ 27.8x+304 where x is the number of year since 1990.

a.write and solve an equation that you can use to approximate the year in which 500 million pounds of biscuits, pasta, and noodles were imported.

b. write and solve an equation that you can use to approximate the year in which 575 million pounds of biscuits, pasta and noodles were imported.