Question

Si p#q = 2q - 5p; hallar E = (3#7) # (2#6)

Answer 1

E= (3 # 7) # (2 # 6)
3 = p 7 = q 2= p 6= q
E= 2(7) - 5(3) # 2(6) - 5(2)
E= 14-15 # 12-10
E = (1 # 2)
E = 2(2) - 5(1)
E = 4-5
E = -1