Answer:
12(3+1)
Step-by-step explanation:
use distributive property to solve
13 times 3 is 36
12 times 1 is 12
so 12(3+1) is equal to 36+12
have a good day :)
Answer:
42
Step-by-step explanation:
8+6=14
14×3=42
The answer is 25 because of the Pythagorean theorem. 49+576=625 625 squared=25
Answer:

Step-by-step explanation:
Hello,


It means that

And we know that

So we got two equations

For 
For 
I assume that we are after two different roots so the solution for p is p=-11
b) 
So a quadratic equation with the expected roots is

Hope this helps.
Do not hesitate if you need further explanation.
Thank you
X^2 = 16
x = 4
x = -4
good luck :)