Could someone explain to me clearly how to work this out using quadratics?
find the values of a, b, c, d and e that make this following equation true.
4(x-2)(x+3)+3 = ax+b+c+dx+e

Paul’s car is 18 feet long. he is making a model of his car that is 1/6 the actual size. what is the length of the model?

How can you find the mean absolute deviation (mad) for this set of data?

Adeli owner keeps track of the to-go orders each day. the results from last saturday are shown in the given two-way frequency table. saturday's to-go deli orders in person by phone online total pick up 38 25 31 94 delivery 35 28 34 97 total 73 53 65 191 what percent of the to-go orders were delivery orders placed by phone? a. 14.66% b. 38.41% c. 28.87% d. 52.83%