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4-1 = x²+x²
3 = 2x²
x² =
x = + =
= - = -
y = x²+1
= ()² +1
= +
=
(, )
atau
y = (-)² + 1
= +
=
(- , )
Hp : (, ) dan (- , )
silahkan di re-check prosesnya sebelum menjadi jawaban akhir
semoga membantu