Х^2=0.81 y^2=0q^2=1 х^2=3х^2=7

Question

Х^2=0.81
y^2=0
q^2=1
х^2=3
х^2=7

Answer 1

X=-0.9, x=0.9
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y=0
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q=-1, q=1
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x=-корень(3), x=корень(3)

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x=-корень(7), x=корень(7)