Stephen, marley, david and katherine shared candies in the ratio 7: 4: 3: 1. how many candies does each of them have, if the total amount of candies they have is 45?

Let the closed interval [a , b] be the domain of function f. the domain of f(x - 3) is given by (a) the open interval (a , b) (b) the closed interval [a , b] (c) the closed interval [a - 3 , b - 3] (d) the closed interval [a + 3 , b + 3]

Elena and her husband marc both drive to work. elena's car has a current mileage (total distance driven) of 15,000 and she drives 23,000 miles more each year. marc's car has a current mileage of 46,000 and he drives 9,000 miles more each year. will the mileages for the two cars ever be equal? explain.

Aquadratic equation in standard from is written ax^2= bx+c, where a, b and c are real numbers and a is not zero?