At the start of the month, jodie had sold 885 copies of her new book. at the end of the month, she had sold 1,364 copies of her book. if each book profits $13.97, approximately how much did the book profit in the entire month? a. $6,706 b. $31,486 c. $19,096 d. $12,390

Option A. $6,706

Step-by-step explanation:

we know that

To find out how much was the book profit in the entire month, subtract the number of copies at the start of the month from the number of copies at the end of the month, and the result multiply by $13.97 (each book profits)

so

so

approximately $6,706

(5x-1)^2= (5x)^2-2(5x)×1+(1)^2=25x^2-10x+1