Question

Hello Buddies.....♡

Class 12 Matrix Question 1.

If, ${\huge{\red{\sf{A\:=}}}} \begin{cases} 1\:\: -1\:\:0 \\ 8\:\:3\:\:4 \\ 0\:\:1\:\:2 \end{cases}$

And

${\huge{\red{\sf{B\:=}}}} \begin{cases} 2\:\:2\:\: -4 \\ -4\:\:2\:\: -4 \\ 2\:\: -1\:\:5 \end{cases}$

Find AB.

Hence Solve the system of equations :-
x-y = 3 ; 2x+3y+4z = 17 ;
y+2z = 7.

Please Answer correctly..
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Answer 1

Dear Mate,

Kindly Refer to attachment