Whakaoti mō d
d=48
Tohaina
Kua tāruatia ki te papatopenga
d-16=32
Whakareatia ngā taha e rua o te whārite ki te 2.
d=32+16
Me tāpiri te 16 ki ngā taha e rua.
d=48
Tāpirihia te 32 ki te 16, ka 48.
Ngā Tauira
whārite tapawhā
{ x } ^ { 2 } - 4 x - 5 = 0
Āhuahanga
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Whakarerekētanga
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