segekale segekale

25-11-2019
Mathematics

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expand y=(x+y)^2 and find x when y=2

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GeorgePP GeorgePP

25-11-2019

Step-by-step explanation:

[tex]y = {x}^{2} + {y}^{2} [/tex]

[tex]2 = {x}^{2} + {2}^{2} [/tex]

[tex]2 = {x}^{2} + 4[/tex]

Subtract 4 from both sides

[tex] - 2 = {x}^{2} [/tex]

There's no solution for x when y = 2

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