The following graph shows the height of an object after it is thrown from the ground. how
long is the object in the air?
height (feet)
time (sec)
a. 14 seconds
b. 15 seconds
c. 12 seconds
d. 7 seconds
dail

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?

The vertex of this parabola is at (-2,-3). when the x-value is -1, the y-value is -5. what is the coefficient of the squared expression in the parabola's equation?

If sin(x) = 0 and cos(x) = 1, what is tan(x)?