X + Y =16 X^2 + Y^2 =256 What is x and y?
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Answer:
X =16. & Y = 0.
Step-by-step explanation:
X + Y =16
Y = 16 - X................. 1
X^2 + Y^2=256
X^2 + (16-X)^2=256
X^2 + X^2 - 32X + 256 = 256
2X^2 = 32X
X^2 = 16X
X = 16. or X = -16.
put in 1
Y = 16 - 16
Y = 0.
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