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masrosid2

tes latex beginner

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No 3.

\(\begin{align*} x^2 -2xy + 2y^2 - 4y + 4 &= 0\\ x^2 -2xy + y^2 + y^2 - 4y +4 &= 0\\ (x-y)^2 + (y-2)^2 &= 0 \end{align*}\)

Dipenuhi bila \(x = y\) dan \(y = 2\) sehingga \(x = 2\) danĀ  \(x^4 + y^4 = 32\)

Edited by Muhamad Abdul Rosid

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