`x = 0`
`x = a`
`x = a/2`
`x = 2a`
At `(-2, 3)` only
At `(4, 12)` only
At both `(-2, 3)` and `(4, 12)`
Neither at `(-2, 3)` nor at `(4, 12)`
`y^ 2 + 8x = 0`
`y^ 2 - 8x = 0`
`x^ 2 + 8y = 0`
`x^ 2 - 8y = 0`
`x= 0`
`y =0`
`x =2`
`y =2`
`9` sq units
`12` sq units
`14` sq units
`18` sq units
`x_1 +y_1`
`x_1 + y_1`
`ax_1`
`a+ x_1`
first and fourth quadrants
first and second quadrants
second and third quadrants
third and fourth quadrants
`a > b > 0`
`b > a > 0`
`a >0, b < 0` but `| b | > a`
`a < 0, b > 0` but `b > | a |`
`y^2 = 8(b - a)(x - a)`
`y^2 = 4(b +a)(x - a)`
`y^2 = 4 (b - a)(x + a)`
`y^2 = 4(b - a)(x - a)`