唔識做功課27

2014-09-30 4:14 am
If the roots of the quadratic equation x^2+x-k=0 are a and p, then (a^2+2a)(p^2-2k)=

回答 (2)

2014-09-30 4:39 am
✔ 最佳答案
Please read:


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2014-09-29 21:51:03 補充:
客氣~

你都幾好禮貌~

祝你學業進步~

加油!!!
2014-09-30 5:37 am
真係萬分感謝!!!我完全明白喇!!!


收錄日期: 2021-04-15 16:41:24
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