Complete the square to determine the maximum or minimum value of the function defined by the expression. x2 + 30x + 21 a) maximum value at 15 b) maximum value at 30 c) maximum value at −15 d) minimum value at −204

Rachel reads 1/5 of the pages of a book plus 12 pages on the first day. on the second day, she reads 1/4 of the remaining pages plus 15 pages. on the third day, she reads 1/3 of the remaining pages plus 18 pages. on the fourth day, she reads the remaining 70 pages. how many total pages are in the book?

Lee has $1.75 in dimes and nickels. the number of nickels is 11 more than the number of dimes. how many of each coin does he have?

The graph shown is the graph of which function?