Answer:
A. 15, 20, 25.
Step-by-step explanation:
25^2 = 625
20^2 = 400
15^2 = 225.
Now 625 = 400 + 225 = 625 so it is choice A.
Answer:

Step-by-step explanation:
Recall that the notation:
is the same as:
which means the value of the function f when you give it as input the value obtained by evaluating g(12).
Therefore, we need to start finding what g(12) is using the definition :
and evaluating it as x = 12.

So now we use this answer "2" as input for f(x):

Therefore, 
Answer:
false
Step-by-step explanation: negative times a negative is a positive
There are 12 boys and 21 girls for a total of 33 students
I’m not sure if this is right!
Probably 2520$ that will be how many she would hav