if question is

3x+18>16 where x is a set of natural numbers 

how to solve it

Asked by rouhin06ganguly | 23rd Oct, 2019, 02:00: PM

Expert Answer:

Given: x is a set if natural numbers
i. e. space x element of N
3 x plus 18 greater than 16
rightwards double arrow 3 x greater than negative 2
rightwards double arrow x greater than negative 2 over 3
rightwards double arrow x element of open parentheses negative 2 over 3 comma infinity close parentheses
A l s o comma space x element of N
rightwards double arrow x element of N intersection open parentheses negative 2 over 3 comma infinity close parentheses
rightwards double arrow x element of N
Hence, the inequality is true for all natural numbers.

Answered by Renu Varma | 24th Oct, 2019, 12:56: PM