hbrmi00
hbrmi00
12-07-2017
Mathematics
contestada
What is x^2 + y^2 - 4x + 12y -20= 0 factored
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chlovis9773
chlovis9773
12-07-2017
Simplifying
4x2 + 8xy + 4y2
Reorder the terms:
8xy + 4x2 + 4y2
Factor out the Greatest Common Factor (GCF), '4'.
4(2xy + x2 + y2)
Factor a trinomial.
4((x + y)(x + y))
Final result:
4(x + y)(x + y)
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