Question

3. Solve - 2x > 9 when (i) x is a real number, (ii) x is an integer, (iii) x is a natural number.​

Answer 1

Answer:

(I). let the real no be x

so

-2(-6)=12which is greater than it is true

ii). let the integer be x

-2(-11)=22which is greater than 9. it is true

iii). let the natural no be x

so

-2(15)=-30 which is smaller than 9 so it is not true

Answer 2

Answer:

Solve - 2x > 9 when x is a natural number.