Apopulation grows at a rate upper p prime left parenthesis t right parenthesisequals400 t e superscript left parenthesis negative startfraction t squared over 4 endfraction right parenthesis , where p(t) is the population after t months. a. find a formula for the population size after t months, given that the population is 4000 at t equals 0.

The green family is a family of six people. they have used 4,885.78 gallons of water so far this month. they cannot exceed 9,750.05 gallons per month during drought season. write an inequality to show how much water just one member of the family can use for the remainder of the month, assuming each family member uses the same amount of water every month.

Find the value of x for which the lines are parallel.

If private savings 'v' = 0.75s and total savings 's' equals $4.20 billion, solve for public and private savings.