Advanced Math Archive: Questions from August 24, 2024
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9.- Sea el conjunto
B={(1,1,0),(1,2,1),(2,1,0)}
de
R^(3)
. Probar si
B
es una base de
R^(3)
. Encontrar las coordenadas del vector
v=(3,-2,1)
con respecto a B (resolviendo un sistema). Encontrar las
c
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1.-En el espacio
R^(3)
sobre R , demostrar cuál de los siguiente conjuntos es un
subespacio de
R^(3){(x,0,z):x,zinR}
.
{(x,y,z):x=2y,x,y,zinR}
.
{(x,y,z):x=2y+5,x,y,zinR}
.
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2.-Considere el espacio de las matrices de orden
2\times 2
sobre el campo IR, demostrar: a) Si las siguientes matrices
A=([1,0],[0,0]),B=([1,0],[0,1]),C=([1,0],[1,1])
son l.i. o l.d. b) Pueden generar
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