as the function is polynomial domain exist for all real number ie (-infinity to + infinity) but range exist (0 to +infinity ) due to modulus negetive range do not exist
The school purchase 1200 notebooks
I think the answer would be one point
For a function to have a derivative in a point has to be continuous at the point, that is, it has to be defined at that point, other wise the derivative would be meaningless.
Answer:
7 and 8
Step-by-step explanation:

(x+3)(x+4)

(x+2)(x+6)