Your boss sends you to the hardware store to buy tie down rope. he tells you to buy the best deal. what is the savings per unit between the best deal and worst deal? 10 feet for $7.00
20 feet for $13.00
50 feet for $28.00
100 feet for $57.50
a)$50.00
b) $25.00
c) 5 cents
d) 14 cents

Me solve this problem, and someone clearly explain to me how to solve it.1.) use the value of the discriminant to determine if the given trinomials has 2 real solutions, 1 real solution, or no real solutions.a.  x2  − 4x  − 7 = 0b. 4r2  + 11r  − 3 = 0c. 3m2  + 7 = 0d.  t2  + 2t  + 1 = 0

Which of the following is the true for f(x) = 5cos

The function v(r)=4/3pir^3 can be used to find the volume of air inside a basketball given its radius. what does v(r) represent