Answer:
A, D, E
Step-by-step explanation:
Please let me know if you want me to add an explanation as to why this is the answer. I can definitely do that, I just wouldn’t want to write it if you don’t want me to :)
It will be b : KikaKika 700:
Step-by-step explanation:
Answer:

Step-by-step explanation:
To factor the expression
you need to know its roots.
First find the discriminant of this quadratic polynomial:

Then the roots of the expression
are

Now the factored form is

Answer:
7, Nora collected 7 shells.
Step-by-step explanation:
Xavier collected 12 shells whilist she collected 5 fewer then Xavier.
12 - 5 = 7
Therefore, Nora collected 7 shells at the beach.