Cari nilai x
x=\left(t+1\right)^{2}
t+1\geq 0
Cari nilai t (complex solution)
t=\sqrt{x}-1
Cari nilai x (complex solution)
x=\left(t+1\right)^{2}
t=-1\text{ or }arg(t+1)<\pi
Cari nilai t
t=\sqrt{x}-1
x\geq 0
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x=\left(t+1\right)^{2}
Kuadratkan kedua sisi persamaan.
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