JEE Math Practice Question
Let A be a 3 $$ \times $$ 3 matrix such that A2 $$-$$ 5A + 7I = 0 Statement - I : A$$-$$1 = $${1 \over 7}$$ (5I $$-$$ A). Statement - II : The polynomial A3 $$-$$ 2A2 $$-$$ 3A + I can be reduced to 5(A $$-$$ 4I). Then :
- A.Statement-I is true, but Statement-II is false.
- B.Statement-I is false, but Statement-II is true.
- C.Both the statements are true.
- D.Both the statements are false
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