CUET Preparation Today
CUET
-- Mathematics - Section A
Matrices
Which of the given values of x and y make the following pair of matrices equal ? [3x−2y−x20−2] and [4214x−8y−6]
x and y cannot be found
x=−2,y=−4
x=4,y=2
x=2,y=4
The correct answer is Option (4) → x=2,y=4
comparing corresponding elements
3x−2=4
⇒3x=6⇒x=2
and −2=y−6
so y=4
