Whakaoti mō y
y=-2b^{2}-84
Whakaoti mō b (complex solution)
b=-\frac{\sqrt{-2y-168}}{2}
b=\frac{\sqrt{-2y-168}}{2}
Whakaoti mō b
b=\frac{\sqrt{-2y-168}}{2}
b=-\frac{\sqrt{-2y-168}}{2}\text{, }y\leq -84
Graph
Tohaina
Kua tāruatia ki te papatopenga
y=-2b^{2}-72-12
Whakareatia te 12 ki te 6, ka 72.
y=-2b^{2}-84
Tangohia te 12 i te -72, ka -84.
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