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Let A = [1 2 1 …

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Let A = [1 2 1 2 3 1 1 1 5] . Verify that (i) [adj A]^–1 = adj (A–1) (ii) (A^–1)^ –1 = A Please tell..... in this matrix 2 is -ve or +ve sign by seeing in your maths book (ncert) ch-4 (misc.ex. 8th ques)

Posted by Priyanka Birat 4 years, 2 months ago

CBSE > Class 12 > Mathematics

4 answers

Mishti ???? 4 years, 2 months ago

It's okk ... U'R welcome dear..??

2Thank You

Priyanka Birat 4 years, 2 months ago

Thank you.... Misti

1Thank You

Mishti ???? 4 years, 2 months ago

Both 2 is negative dear....

3Thank You

Priyanka Birat 4 years, 2 months ago

Because after solve this question with +ve 2 the answer is wrong ....so plz tell Is 2 will be +ve or -ve sign?

2Thank You

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CBSE > Class 12 > Mathematics

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CBSE > Class 12 > Mathematics

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Posted by Xxxxxx Xx 4 months ago

CBSE > Class 12 > Mathematics

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CBSE > Class 12 > Mathematics