given that x varies inversely as and when x=3 y=30 find (a) y when x=2 and (b)when y=0
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If x varies inversely as y
then
case 1:-
x=3 then y =30
so y = 30×3=90
when x = 2 then
y=90÷2=45
case 2:-
x=3 then y =30
x=90
if y=0
then x =90÷0
therefore it is not defined
then
case 1:-
x=3 then y =30
so y = 30×3=90
when x = 2 then
y=90÷2=45
case 2:-
x=3 then y =30
x=90
if y=0
then x =90÷0
therefore it is not defined
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