If A=[1 4 -2 1], B=[1 2 3 1] & C=[2 -1 3 2] then find :- a) A-B b) B-C c) 2A-B-3C?

1 Answer
Apr 9, 2018

See explanation

Explanation:

Given: A=[1 4 -2 1], B=[1 2 3 1] & C=[2 -1 3 2]

#color(blue)("Determine A-B")#

#["(1-1) (4-2) (-2-3) (1-1)"] = [color(white)(..)0 color(white)(..)2 color(white)(..)-5 color(white)(..)0color(white)(..) ]#

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#color(blue)("Determine B-C")#

#["(1-2) (2+1) (3-3) (1--2)"] =[color(white)(.) -1color(white)(.)3color(white)(.)0-1color(white)(.)] #

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#color(blue)("Determine 2A-B-3C")#

#["(2-1-6) (8-2+3) (-4-3-9) (2-1-6)] #

#[color(white)(.)-5color(white)(.)9color(white)(.)-16color(white)(.)-5color(white)(.)]#