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#Maths
#Algebra of Matrices
#RD Sharma Vol. 1 Class 12
#R.D. Sharma
#CBSE 12 Class
#School

#1.3
#4.1
#4.2
#4.3
#4.4
#4.5
#9.12
#Fill in the blanks
#Very Short Answer type
#Multiple Choice Questions (MCQs)

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Explain solution RD Sharma class 12 chapter 4 Algebra of Matrices exercise Fill in the blank question 8 maths

Answers (1)

Answer:

AB_3×3 = 4.

Hint:

Use the basic multiplication rules

Given:

$\left[\begin{array}{ccc} 0 & 2 & 0 \\ 0 & 0 & 3 \\ -2 & 2 & 0 \end{array}\right]\left[\begin{array}{ccc} 1 & 2 & 3 \\ 3 & 4 & 5 \\ 3 & -4 & 0 \end{array}\right]$

Solution:

$\begin{aligned} &A B=(-2 \times 3)+(2 \times 5)+(0 \times 0)=-6+10+0=10-6=4 \\ &A B_{3 \times 3}=4 \end{aligned}$

Posted by

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Explain solution RD Sharma class 12 chapter 4 Algebra of Matrices exercise Fill in the blank question 8 maths

Answers (1)

Posted by

infoexpert25

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