Question

if vector a=2i-j+2,b=i-j+k and c=i+2j-2k then a. (b+c)=
a)4
b)3
c)2
d) 1​

Answer 1

Answer:

if vector a=2i-j+2,b=i-j+k and c=i+2j-2k then a. (b+c)=

a)4

b)3

c)2

d) 1

Step-by-step explanation:

b

Answer 2

Answer:

answer is b)3

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