Input and output notation is given for two functions. The number of cats in the United States at the end of year t is c(t) cats. The number of dogs in the United States at the end of year c is d(c) dogs. (a) Determine whether the pairs of functions can be combined by function composition.(b) Write a statement for the new function complete with function notation and input and output units and descriptions.

the law of definite proportions states samples of a compound will always contain the same proportion of elements by mass. in other words, a given compound will always contain the same elements in the same proportions by mass.the law of multiple proportions states when two elements combine with each other to form more than one compound, then the weights of one element that combine with a fixed weight of the other are in a ratio of small whole numbers.