What is the kinetic energy of a 3.0 kg ball which moves at a speed of 30. m/s?
1. 140 J
2. 14000 J
3. 1400 J
4. 140000 J

For the quadratic function [tex]y=(x+4)^2-1[/tex] , do the following: a) rewrite the function in the standard form, b) rewrite the function in intercept form, c) find the vertex, d) find the y-intercept, e) find the x-intercepts.

Can someone me with #s 8, 9, and 11. with just one of the three also works. prove using only trig identities.

George writes the mixed number as sum and uses the distributive property 1/2.-2/5=1/2-2+2/5=1/2