Find the matrices: a)A + B b) A - B c) -4A d)3A + 2B A=begin{bmatrix}4 & 1 3 & 2 end{bmatrix} ,B=begin{bmatrix}5 & 9 0 & 7 end{bmatrix}

Line 2021-01-31 Answered
Find the matrices:
a)A + B
b) A - B
c) -4A
d)3A + 2B
A=[4132],B=[5907]
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Expert Answer

berggansS
Answered 2021-02-01 Author has 91 answers
Step 1: Given:
We have matrices A=[4132],B=[5907]
We have to answer the following.
Step 2: Calculation
a) A+B
A+B=[4132]+[5907]=[91039]
b) A-B
AB=[4132][5907]=[1835]
c) -4A
4A=4[4132]=[164128]
d) 3A+2B
3A+2B=3[4132]+2[5907]=[12396]+[1018014]=[2221920]
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Jeffrey Jordon
Answered 2022-01-22 Author has 2064 answers

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