Question

hihi

救救我，答案是4

資優題17
試問x²+xy + 2y?
把子當作常敬
= 29的整數解有幾組?
m)
優題 19
Jr - 8y + 116 = k²
(y² 8y +16) +116-16 = k²
(4-4)2+100=k
(4-4)2-K:100
4965
二(K+100)CK-100)
A-4
bx²-7x+8=0