MATEMATICAS II

NOMBRE: GRACE SÁNCHEZ CURSO: CA2-5 UNIVERSIDAD CENTRAL DEL ECUADOR MATEMATICAS II 1. ENCONTRAR A= 1 −2 0 3 B= −2 3 0 1 −4 1 C= −1 1 0 3 2 4 D= 1 0 0 0 1 1 1 2 1 E= 1 6 0 −4 2 2 5 4 −5 a) B*(D+E)T = F = −2 3 0 1 −4 1 1 0 0 0 1 1 1 2 1 + 1 6 0 −4 2 2 5 4 −5... More

NOMBRE: GRACE SÁNCHEZ CURSO: CA2-5 UNIVERSIDAD CENTRAL DEL ECUADOR MATEMATICAS II 1. ENCONTRAR A= 1 −2 0 3 B= −2 3 0 1 −4 1 C= −1 1 0 3 2 4 D= 1 0 0 0 1 1 1 2 1 E= 1 6 0 −4 2 2 5 4 −5 a) B*(D+E)T = F = −2 3 0 1 −4 1 1 0 0 0 1 1 1 2 1 + 1 6 0 −4 2 2 5 4 −5 T = −2 3 0 1 −4 1 2 6 0 −4 3 3 6 6 −4 T = −2 3 0 1 −4 1 2 −4 6 6 3 6 0 3 −4 = 14 17 6 −22 −13 −22 b) D- (1/3)EI = G = 1 0 0 0 1 1 1 2 1 − 1/3 1 6 0 −4 2 2 5 4 −5 1 0 0 0 1 0 0 0 1 = 1 0 0 0 1 1 1 2 1 − 1/3 1 6 0 −4 2 2 5 4 −5 = 1 0 0 0 1 1 1 2 1 − 1/3 2 0 −4/3 2/3 2/3 5/3 4/3 −5/3 = 2/3 −2 0 4/3 1/3 1/3 −2/3 2/3 8/3 Less