Cari nilai y
y=-4x\left(x+25\right)
Cari nilai x (complex solution)
x=\frac{\sqrt{625-y}-25}{2}
x=\frac{-\sqrt{625-y}-25}{2}
Cari nilai x
x=\frac{\sqrt{625-y}-25}{2}
x=\frac{-\sqrt{625-y}-25}{2}\text{, }y\leq 625
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y=-4x^{2}-100x
Gunakan properti distributif untuk mengalikan -4x dengan x+25.
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