Whakaoti mō k
k=4
Tohaina
Kua tāruatia ki te papatopenga
4+4\left(-2\right)+k=0
Tātaihia te -2 mā te pū o 2, kia riro ko 4.
4-8+k=0
Whakareatia te 4 ki te -2, ka -8.
-4+k=0
Tangohia te 8 i te 4, ka -4.
k=4
Me tāpiri te 4 ki ngā taha e rua. Ko te tau i tāpiria he kore ka hua koia tonu.
Ngā Tauira
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