Here's your answer to the first problem
The way to find the factores is by seeking the polonomial's roots, or zeros!
To find the roots, we set the polinomial equation to zero:
x^2+16y^2=0
Then we solve this equation:
x^2=-16y^2
This is only true, if x=y=0.
A 360 degree rotation, around any point. Now sometimes you can do it with 180 degrees of rotation, but I need more information to specify.
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Answer is in the file below
tinyurl.com/wpazsebu
Answer:
Step-by-step explanation:
2:3 is the correct answer