Respuesta:
2
Explicación paso a paso:
(2;1) = (x;y)
x = 2
y = 1
mx + ny=5
m(x-1) + n(y-2)=1
2m + n = 5 (+)
m - n = 1
3m = 6
m = 2
2m + n = 5
2(2) + n = 5
4 + n = 5
n = 1
Calcular m.n:
m.n = 2 . 1 = 2
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Respuesta:
2
Explicación paso a paso:
(2;1) = (x;y)
x = 2
y = 1
mx + ny=5
m(x-1) + n(y-2)=1
2m + n = 5 (+)
m - n = 1
3m = 6
m = 2
2m + n = 5
2(2) + n = 5
4 + n = 5
n = 1
Calcular m.n:
m.n = 2 . 1 = 2