Question

please solve in paper and send it​

Answer 1

parabola => y = mx + c

and , (x,y) = (2,1)

$\sf x = y - 1$

so ,

1 = m(2) + c

c = 1 - 2m

Answer 2

parabola => y = mx + c

and , (x,y) = (2,1)

x =y−1

so ,

1 = m(2) + c

c = 1 - 2m