Option D:
is the right answer
Step-by-step explanation:
Given polynomials are:

We have to find the sum of polynomials
So,

Combining like terms

Hence,
Option D:
is the right answer
Keywords: Polynomials, sum
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The congruent side is going to be 9
Answer:
Step-by-step explanation:
3+√5 is a root.
so 3-√5 is also a root
or (x-(3-√5)) is also a factor of f(x)