Question

if A= (2 -3 4),find a)5A b)(-4)A c)-A​

Answer 1

Answer:

a) (10 -15 20)

b) (-8 12 -16)

c) (-2 3 -4)

Step-by-step explanation:

a) 5A = 5(2 -3 4) = (10 -15 20)

b) -4A = -4(2 -3 4) = (-8 12 -16)

c) -A = (-2 3 -4)