3. There are 20 nickels in one dollar. a. Write an equation to find the number of nickels n in any number of dollars d.

The final cost of a sale is determined by multiplying the price on the tag by 75%. which best describes the function that represents the situation?

The input to the function is x and the output is y. write the function such that x can be a vector (use element-by-element operations). a) use the function to calculate y(-1.5) and y(5). b) use the function to make a plot of the function y(x) for -2 ≤ x ≤ 6.

How can you use synthetic substitution to tell whether a given binomial is a factor of a polynomial?