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If A is a square matrix of order 3xx3 an...

If A is a square matrix of order `3xx3` and `abs(A) = 5` then `abs (Adj. A)` is :

A

5

B

125

C

15

D

25

Text Solution

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OMEGA PUBLICATION-PUNJAB BOARD - MATHEMATICS 2019-SERIES-C
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  3. Find the angle between the line x-1/3=3-y/-1=3z+1/6 and the plane 3x -...

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  4. If P(A) = 3P(B) = 5/7 where A and B are independent events then find P...

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  5. If A = [[2,1],[3,-5]] and f(x) = x^2 - 2x + 3, then find f(A).

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  6. If y=sin^-1((2x)/(1+x^2)), then find dy/dx.

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  7. Evaluate underset(2)overset(4)int(x^(2)-1)dx.

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  8. Evaluate int"tan" x dx.

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  10. Evaluate inte^(3x)"cos"5xdx

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  11. Evaluate underset(0)overset(2)int(x^(2)+3)dx as limit of a sum.

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  12. Find the area of smaller region founded by the ellipse (x^(2))/9+(y^(2...

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  13. Find the particular solution of differential equations : [x sin^2(y/x)...

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  14. If f(x) = (3 - x^3)(1//3) then find fof(x). Also find f^-1

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  21. If area of /\ABC is 12 square units and vertices are A (x, 2), B (4, -...

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