Question 417907
1. Factor Completely.

   5x^8-35x^7+10x^6 
5x^6(x^2-7x+2)

2. Factor Completely

   81c^2-49
(9c)^2-(7)^2
(9c+7)(9c-7)

3. Use foil method to find product.
   (3x^7-8)(x^9-7)
3x^7(x^9-7)-8(x^9-7)
3x^16-21x^7-8x^9+56