Monday
May 20, 2013

# Posts by Devin

Total # Posts: 125

Math
3fdbjnkk

Calculus
So, I need to graph (with my calculator) this out, and then find the area, and finally the volume. y=(x-1)^1/2, y=0, x=2, x=5; about the x-axis I ended up with some crazy answer like 15π/2, and I believe that's incorrect (but it might be right, idk). Any input?

physics
A 6.15 kg block slides 1.49 m down a frictionless incline that makes an angle of 60.0° with the horizontal. What is the total work done on the block

Math
When the waiter was asked to slice the 16-inch (in diameter) pizza into exactly 4 slices of equal size, he decided to do so using concentric circles rather than radial slices. Determine the radii of each of the three cuts he had to make.

Math
Let f(x)=ax^5+bx^3+cx+9, where a,b, and c are constants. If f(6)=17, determine the value of f(-6).

Math
Three brothers divide 17 candy bars. The oldest child gets 1/2, the middle child 1/3, and the youngest child 1/9. So that they do not have to cut any bars, Mom provides an extra one. The oldest child then takes 9 candy bars, the middle child 6, and the youngest 2, and they ret...

Math
The letters A,B,and C represent three different digits. Determine the number ABC if ABC + ACB ---------- BCA

physics
A 70 kg painter is painting the wall of a building. He stands on a horizontal board of length 4.7 m and mass 15 kg, suspended from vertical ropes attached to each end. If the painter stands 2.0 m from one end of the board, what would the tensions in the ropes be? Near rope: Fa...