If (\table 2,3;5,7)(\table 1,-3;-2,4) = (\table -4,6;-9,x) ...

CBSE Class 12 Math 2012 Solved Paper

Question : 3 of 29

Marks: +1, -0

(\table 2,3;5,7)(\table 1,-3;-2,4)

(\table -4,6;-9,x)

, write the value of x.

Solution:

(\table 2,3;5,7)(\table 1,-3;-2,4)

(\table -4,6;-9,13)

⇒

(\table -4,6;-9,x)

(\table -4,6;-9,x)

by equality of matrices
x = 13

Go to Question:

Prev Question

Next Question