For your reference
Check the curve of 4x^2+y^2=4, you can easy to get the min y=-2.
thank you.
sorry I haven't used this app for a long time.
For your reference
Check the curve of 4x^2+y^2=4, you can easy to get the min y=-2.
thank you.
sorry I haven't used this app for a long time.
請問為什麼最小值要帶負2呢