some students at a high school created a new school flag in the shape of an isosceles triangle points X and Y are located so tha
t AB=AX=YX= YC find the measures of angle C 
1 answer:
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Given:
The polynomials are:
To find:
The completely simplified sum of the polynomials.
Solution:
We have,
The sum of given polynomials is:
Therefore, the sum of the given polynomials is . It is a polynomial with degree 6 and leading coefficient -2.