BITSAT 2024 Shift 1 Paper

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Question : 67 of 130

Marks: +1, -0

If A=‌

1

3

[

1	2	2
2	1	−2
a	2	b

] is an orthogonal matrix, then

a=−2,b=−1
a=2,b=1
a=2,b=−1
a=−2,b=1

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