Square Matrix

Square Matrix

11th - 12th Grade

15 Qs

quiz-placeholder

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Square Matrix

Square Matrix

Assessment

Quiz

Mathematics

11th - 12th Grade

Practice Problem

Hard

CCSS
HSA.REI.C.9, HSN.VM.C.10, HSN.VM.C.8

Standards-aligned

Created by

Barbara White

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15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

1. A matrix A is both symmetric and skew symmetric if A is

Null matrix

unit matrix

row matrix

none of these

2.

MULTIPLE CHOICE QUESTION

30 sec • 12 pts

If A and B are invertible matrix then (AB)-1 =

A-1B-1

AB

B-1A-1

none of these

Tags

CCSS.HSA.REI.C.9

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If A is any invertible matrix then A is

square matrix

non singular matrix

both

none of these

Tags

CCSS.HSA.REI.C.9

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

1. Let A be a square matrix of order 3x3 then| kA| = .

k |A|

k2|A|

k3|A|

3k|A|

5.

MULTIPLE CHOICE QUESTION

30 sec • 12 pts

1. which of the following is correct

determinants is a square matrix


determinants is a number associated to a matrix

determinants is a number associated to a square matrix

none of these

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If A is an invertible matrix of order 3 and |A|=5 then find |Adj A|

5

15

25

125

Tags

CCSS.HSA.REI.C.9

7.

MULTIPLE CHOICE QUESTION

30 sec • 12 pts

If A is square matrix of order 3 such that |AdjA| =64 , find |A|

64

8

4

192

Tags

CCSS.HSA.REI.C.9

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