Whakaoti mō y
y=D-9
Whakaoti mō D
D=y+9
Graph
Tohaina
Kua tāruatia ki te papatopenga
-y=9-D
Tangohia te D mai i ngā taha e rua.
\frac{-y}{-1}=\frac{9-D}{-1}
Whakawehea ngā taha e rua ki te -1.
y=\frac{9-D}{-1}
Mā te whakawehe ki te -1 ka wetekia te whakareanga ki te -1.
y=D-9
Whakawehe 9-D ki te -1.
D=9+y
Me tāpiri te y ki ngā taha e rua.
Ngā Tauira
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{ x } ^ { 2 } - 4 x - 5 = 0
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Ngā Tepe
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