In 2004 about 5 million cars were sold. in 2009 that number increased to about 8 million. how many more cars were sold in 2009?

Which of the following is true for the relation f(x)=2x^2+1

Write the fraction 9/50 as a decimal if needed round to the nearest hundredth

Asmall business produces and sells balls. the fixed costs are $20 and each ball costs $4.32 to produce. each ball sells for $8.32. write the equations for the total cost, c, and the revenue, r, then use the graphing method to determine how many balls must be sold to break even.