Home
Class 12
MATHS
If A = ((a,b),(c,d)) , such that ad - bc...

If `A = ((a,b),(c,d))` , such that `ad - bc != 0 ` then `A^(-1)` is :

A

`1/(ad-bc) ((d,b),(-c,a))`

B

`((d,-b),(-c,a))`

C

`1/(ad-bc)((d,-b),(-c,a))`

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • MATRICES

    MODERN PUBLICATION|Exercise LATEST QUESTIONS FROM AIEEE/JEE EXAMINATIONS|13 Videos

  • MATRICES

    MODERN PUBLICATION|Exercise QUESTIONS FROM KARNATAKA CET & COMED|13 Videos

  • MATHEMATICAL REASONING

    MODERN PUBLICATION|Exercise QUESTIONS FROM KARNATAKA CET & COMED|9 Videos

  • MOCK TEST PAPER -I

    MODERN PUBLICATION|Exercise SELECT THE CORRECT ANSWER|60 Videos

Similar Questions

Explore conceptually related problems

If a,b,c are unit vectors such that a+b+c=0 , then find the value of a.b+b.c+c.a .

If the binary operation ** is defined on a set of ordered pairs of real numbers as (a , b) **(c , d) = (ad + bc , bd) and is associative , then (1 , 2) ** (3 , 5) ** (3 , 4) =

If a, b and c real numbers such that a^(2) + b^(2) + c^(2) = 1, then ab + bc + ca lies in the interval :

If A=(0,1)B=(1,0),C=(1,2),D=(2,1) , prove that vec (A B)= vec (C D)

In an equilateral triangle ABC, D is a point on side BC such that BD = 1/3 BC . Prove that 9 AD^(2) = 7 AB^(2) .

If sqrt(3)+i=(a+i b)(c+i d) then tan ^(-1) (b/a)+tan ^(-1) (d/c)=

A=[(a,1,0),(1,b,d),(1,b,c)] then find the value of |A|

In an equilateral triangle ABC, D is a point on side BC such that BD = (1)/(3) BC. Prove that 9 AD^(2) = 7 AB^(2) .

If 1/a+1/(a-b)+1/c+1/(c-b)= 0 and a + c-b!=0 , then prove that a, b, c are in H.P.