CameraIcon
CameraIcon
SearchIcon
MyQuestionIcon


Question

(i) All birds sing.

(ii) Some even integers are prime.

(iii) There is a complex number which is not a real number.

(iv) I will not go to school.

(v) Both the diagonals of a rectangle have the same length.

(vi) All policemen are thieves.


Solution

The negation of the statements 

All birds sing.

is     Some birds do not sing

                                or

 At least one bird do not sing

                                or

There exists a bird which does not sing.

 The negation of the statements 

  Some even integers is prime.

is

  No even integers is prime.

  The negation of the statements 

  There is a complex number which is not a real number.

is

  All complex numbers are real numbers.

  The negation of the statements 

   I wish not go to school

is   

I wish go to school

The negation of the statements 

Both the diagonals of a rectangle have the same length.

is

There is at least one rectangle whose both diagonals do not have the same length.

The negation of the statements 

All policemen are thieves.

is

No policemen is theif.


Mathematics
RD Sharma
Standard XI

Suggest Corrections
thumbs-up
 
0


similar_icon
Similar questions
View More


similar_icon
Same exercise questions
View More


similar_icon
People also searched for
View More



footer-image