The number of frogs, y, on farms in a certain state from 2002 through 2005 is approximated by the function y = 55x2 + 4900, where x=0 represents the year 2002. Assume that this trend continues and find the year in which there will be 5780 frogs.

Trish receives $450 on the first of each month. josh receives $450 on the last day of each month. both trish and josh will receive payments for next four years. at a discount rate of 9.5 percent, what is the difference in the present value of these two sets of payments?

If 20% of a number is 35, what is 50% of that number?

21 type the correct answer in the box. use numerals instead of words. if necessary, use / for the fraction bar. the solution set of n2 - 14n = -45 is { (separate the solutions with a comma)