find the domain and range of relation
R={(x,y) : y=x+ 6/x , x,y belong to N , and x is less than 6}
A) { 1,2,3} , { 7,5}
B) {1,2} , {7,5}
C) {2,3} , {5}
D) {7,5},{1,2,3}
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Answer:
A
Step-by-step explanation:
if x is 1 then
y=1+6/1=7
if x is 2 then
y=2+6/2=5
if x is 3 then
y=3+6/3=5
if x is 4 then
y=4+6/4=11/2 this is not a Natural number so,
x=1,2,3 and
y=7,5
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