(4,-1)
(2,1)
(-1,2 )
(-3,2)
`2,4`
`sqrt 3 ,1`
`2, 2 sqrt 3`
`4, 6 `
`sqrt (1/3)`
`3/4`
`sqrt (2/3 )`
`1/4`
`( 0 ,1 pm 1/sqrt3 )`
`( 0, 2 pm sqrt (1/3) )`
`(1, 2 pm 1/(sqrt 2 ) )`
`(-1 , 2 pm 1/(sqrt 2))`
`x^2/9 - y^2/16 =1`
`x^2/9- y^2/25 = 1`
`-x^2/9 + y^2/25 = 1`
`x^2/16 - y^2/25 =1`
`(5,0)`
`(5 sqrt 3 ,0 )`
`(0, 5 )`
`( 0 , 5 sqrt 3 )`
Only I
Only II
Both I and II
None of these
1
5
7
9
`15 pi`
`12 pi`
`18 pi`
`8 pi`
`x^2 + y^2 = a^2 + b^2`
`x^2 + y^2 = a^2 -b^2`
`x^2 + y^2 = 2 (a^2 + b^2 )`
`x^2 + y^2 = 2 (a^2 - b^2 )`
one point
three points
two points
four points
`1/3`
`2/3`
`3/4`
None of these
`1/sqrt3`
1/4
1/2
`1/sqrt2`
` 4y - x = 0`
`4y + x = 0`
`y - 4x = 0`
`y + 4x = 0`
`7x^2 + 2xy + 7y^2 - 10x + 10y + 7 = 0`
`7x^2 + 2xy + 7y^2 + 7 = 0`
`7x^2 + 2xy + 7y^2 + 10x - 10y - 7 = 0`
None of the above
`6`
`4`
`3`
`2`