if R= {(x,2x-1):x,y€w,x≤5} then find i.find R in roster form. ii.find domain D and range G of R iii. also, find D×G

Asked by Shanibanasrin3 | 9th Jan, 2022, 06:24: PM

Expert Answer:

i.
R = {(0, -1), (1, 1), (2, 3), (3, 5), (4, 7), (5, 9)}
 
ii.
D = Dom(R) = {0, 1, 2, 3, 4, 5} & G = Range(R) = {-1, 1, 3, 5, 7, 9}
 
iii.
D x G = {(0, -1), (0, 1)...., (1, 9), (1, -1), (1, 1), ..., (1, 9), ..., (5, -1), (5, 1), ..., (5, 9)}

Answered by Renu Varma | 10th Jan, 2022, 08:17: AM