Can you factor 15n^3 -6n^2 +40n-16 ?

1. find the area of the unshaded square 2. find the area of the large square 3. what is the area of the frame represented by the shaded region show

Tom can paint the fence in 12 hours, but if he works together with a friend they can finish the job in 8 hours. how long would it take for his friend to paint this fence alone?

Which of the following shows the length of the third side, in inches, of the triangle below