Home
Class 12
MATHS
If A=([a(i j)])(3xx3), such that a(i j)...

If `A=([a_(i j)])_(3xx3),` such that `a_(i j)={2,i=j and 0,i!=j ,t h e n1+(log)_(1//2)(|A|^(|a d jA|))` is equal to a.`-191` b.`-23` c.`0` d. does not exists

Text Solution

AI Generated Solution

Promotional Banner

Topper's Solved these Questions

  • INVERSE TRIGONOMETRIC FUNCTIONS

    RESONANCE DPP ENGLISH|Exercise All Questions|15 Videos

  • MATRICES

    RESONANCE DPP ENGLISH|Exercise All Questions|7 Videos

Similar Questions

Explore conceptually related problems

If A=([a_(i j)])_(3x3') such that a_(i j)={2,,i=j0,i!=j ,t h e n |A|=8 (b) |A d jdotA|=32 C+log_(1/2)(|A|^(|A d jdotA|))=-191 |A d jdot(A d jdotA)|=12^(12)

If A=[a_(i j)] is a 2xx2 matrix such that a_(i j)=i+2j , write A .

if A=[a_(ij)]_(2*2) where a_(ij)={i+j , i!=j and i^2-2j ,i=j} then A^-1 is equal to

let A={a_(ij)}_(3xx3) such that a_(ij)={3 , i=j and 0,i!=j . then {det(adj(adjA))/5} equals: (where {.} represents fractional part)

If matrix A=[a_(ij)]_(2X2) , where a_(ij)={[1,i!=j],[0,i=j]}, then A^2 is equal to

If matrix A=[a_(ij)]_(2X2) , where a_(ij)={[1,i!=j],[0,i=j]}, then A^2 is equal to

If matrix A=([a_(i j)])_(2xx2) , where a_(i j)={1,\ if\ i!=j0,\ if\ i=j , then A^2 is equal to I (b) A (c) O (d) I

Construct a matrix [a_(ij)]_(3xx3) , where a_(ij)=2i-3j .

If A=[a_(i j)] is a 3xx3 scalar matrix such that a_(11)=2 , then write the value of |A| .

If matrix A=[a_(ij)]_(2x2), where a_(ij)={{:(1"," , i ne j),(0",", i=j):} then A^(3) is equal to

RESONANCE DPP ENGLISH-JEE MAINS-All Questions
  1. Let A=|[1,sintheta,1],[-sintheta,1,sintheta],[-1,-sintheta,1]|, where ...

    Text Solution

    |

  2. Orthocentre of an acute triangle A B C is at the orogin and its circum...

    Text Solution

    |

  3. If A=([a(i j)])(3xx3), such that a(i j)={2,i=j and 0,i!=j ,t h e n1+(...

    Text Solution

    |

  4. Show that the locus of the mid-point of the segment intercepted betwee...

    Text Solution

    |

  5. If P is a point (x ,y) on the line y=-3x such that P and the point (3,...

    Text Solution

    |

  6. Consider three matrices A=[(2,1),(4,1)], B=[(3,4),(2,3)] and C=[(3,-4)...

    Text Solution

    |

  7. The distance of (0,0) from 2x-3y+5=0 measured parallel to the line 3x-...

    Text Solution

    |

  8. If A = [{:(1,2,-1),(-1,1,2),(2,-1,1):}], then det (adj (adjA)) is

    Text Solution

    |

  9. The area enclosed by |x|+y=1 & the axis of x is: 1 b. 1/2 c2 d. none ...

    Text Solution

    |

  10. A A B C is formed by the lines 2x-3y-6=0;3x-y+3=0a n d3x+4y-12=0. If ...

    Text Solution

    |

  11. Of f(x)=p x^2+q x+r is a quadratic expression such that [a^2a1b^2b1c^2...

    Text Solution

    |

  12. Let the algebraic sum of the perpendicular distance from the points (2...

    Text Solution

    |

  13. If the equation of the locus of a point equidistant from the points (a...

    Text Solution

    |

  14. Find the coefficients of x^7 in (a x^2+1/(b x))^(11)a n dx^(-7)in(a x^...

    Text Solution

    |

  15. Two vertices of a rectangle are on the positive x-axis. The other two ...

    Text Solution

    |

  16. Let the coordinates of two points P and Q be (1, 2) and (7, 5) respect...

    Text Solution

    |

  17. The largest value of x for which the fourth tem in the expansion (5^2/...

    Text Solution

    |

  18. Find n in the binomial (2^(1/3)+1/(3^(1/3)))^n , if the ration 7th ter...

    Text Solution

    |

  19. Sum the series from n=1ton=oo, whose nth term is 1/((n+1)!)

    Text Solution

    |

  20. Given the family of lines a (3x +4y+6)+b(x + y + 2) = 0 The line of th...

    Text Solution

    |