What is 10*9*8*7*6*5*4*3*2*1?
a.
10! or 3628800
b.
100
c.
1000
d.
10^10

Sole with work in 10 years, the average number of hours of tv watched per week by teenagers dropped from 23.9 to 21.4. find the percent of change.

Graph the equation. select integers for x

If cos(2x) = tan^2(y), show that cos(2y) = tan^2(x).