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