real number x,y,a,satisfied |x|+|y|

real number x,y,a,satisfied |x|+|y| If two even number x,y satisfy equation x×x+100=y×y,x If x is a prime number，y is&nb (5)a(x+y)-b(x+y)-x-y 因式分解 a²（y-x)+(x-y) 3a(x-y)+9(y-x {(x,y) |x|+|y| x>y?x:y (2x+y)(2x-3y)+x(2y+y) 2a(x-y)-4b(x-y) 因式分解 (1)6(x-y)^3-3y(y-x)^2 (2)x(x-y)(a-b)-y(y-x)( 下面哪个表达式可用得到x和y的最大值?A.x>y?y:x ; B.x< y:x ; C.x>y?(x+y):(x-y); 英语翻译1.Considere x um número real qualquer,y um número real d