linear

is dis a well defined function?????????/

yup..........in (x,y) terms

y=x-1
y=x+1

aisa kuch???

y=x+1 satisfies both elements...........

y=x-1 kaisae aaya???????????

dono function kaise aaye mani bhai????????

still cant get that sir........

i did like this
ax+b and cx+d
put the values of x,y

and got y=x+1
y=-x+1

is it oK??