Question

4a2+4ab+b2+25x2+30xy+9y2≡(Ma+Nb)2+(Ax+By)2
Hallar: M + N + A + B

Answer 1

(2a+b)^2+(5x+3y)^2 ≡ (Ma+Nb)^2+(Ax+By)^2

M⇒2    N⇒1   A⇒5   B⇒3

2+1+5+3=11
saludos .D