If A={x²-1:x€N 1≤x≤5} write number of subsets of 'A'

Asked by Priyanshibisht30 | 26th Feb, 2019, 04:46: PM

Expert Answer:

A = {x² - 1 : x begin mathsize 12px style element of end style N 1≤ x ≤ 5}
A = {0, 3, 8, 15, 24}
 
Set A contains 5 elements. Hence, its number of subsets are 25 = 32.
 

Answered by Sneha shidid | 26th Feb, 2019, 05:21: PM