1. a model rocket is fired vertically into the air at 320 ft/s. The expression -16t^2+320t gives the rocket's height after t seconds. factor this expression
   
   

Factor each expression or state if it cannot be factored.

1. 13q^4+2p^2
   
   
2. 14n^3+7n+7n^2
   
   

3.2b(b+3)+5(b+3)


4.4(x-3)-x(y+2)


5.7r^3-35r^2+6r-30