Home
Class 8
MATHS
Given that M=[(3,-2),(-4,0)] and N=[(-2,...

Given that `M=[(3,-2),(-4,0)]` and `N=[(-2,2),(5,0)]` then `M+N` is a

A

null matrix

B

unit matrix

C

`[(0,1),(1,0)]`

D

`[(-1,0),(0,-1)]`

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • MATRICES

    S CHAND IIT JEE FOUNDATION|Exercise UNIT TEST -2|20 Videos

  • MATRICES

    S CHAND IIT JEE FOUNDATION|Exercise QUESTION BANK -14|15 Videos

  • LINEAR INEQUALITIES

    S CHAND IIT JEE FOUNDATION|Exercise SELF ASSESMENT SHEET -13|10 Videos

  • NUMBERS

    S CHAND IIT JEE FOUNDATION|Exercise Self Assessment Sheet|10 Videos

Similar Questions

Explore conceptually related problems

If M = [[0,2],[5,0]] and N = [[0,5],[2,0]]then M^(2011) is,

If n ge 2 is an integer A= [(cos (2pi/n), sin (2pi/n),0),(-sin (2pi/n), cos (2pi/n), 0),(0,0,1)] and I is the identity matrix of order 3. Then 1) A^n= I and A^(n-1)!= 1 2) A^m!= I for any positive integer m 3) Ais not invertible 4) A^m= 0 for a positive integer m

3.If m o* n are positive integers such that m^(2)+2n=n^(2)+2m+5, then the value of n is

The lengths of the perpendiculars from the points (m^(2), 2m), (mn, m+n) and (n^(2), 2n) to the line x+sqrt3y+3=0 are in

(m+2)/(n+3)=(3)/(5) and (m+7)/(n+11)=(2)/(3) then solve m=?

Given that (L)/(M)+(M)/(N)+(N)/(L)=0 Then, (LN)/(M^(2))+(M^(2))/(LN)-(N^(3))/(L^(3))=?

An angle between the lines whose direction cosines are given by the equations, 1+ 3m + 5n =0 and 5 lm - 2m n + 6 nl =0, is :