Answer:
4 
Step-by-step explanation:
To find the volume of a rectangular prism, multiply its 3 dimensions: length x width x height.
So . .
- 2 × 1
× 1
= 4.5 or 4 
1. Multiply: (3x+1)(x+2) Answer:3x^2+7x+2
2.Remember to combine all like terms, and FOIL to check if you had factored a trinomial correctly.
A is correct
C is correct
E is correct