Hope this help if you need help graphing I would use desmos
Answer:
13 = 13
Step-by-step explanation:
13 is a prime, so 13 is its only prime factor.
Answer:
The fourth one
Step-by-step explanation:
I know that is correct
<u>Answer:</u>
x = ±5
<u>Step-by-step explanation:</u>
We are given the following polynomial function and we are to find all of its real roots:

Let
so we can now write it as:

Factorizing it to get:



Substitute back
to get:

The quadratic factor has only complex roots. Therefore, the real roots are x = ±5.