If the ellipse `(x^2)/4+y^2=1` meets the ellipse `x^2+(y^2)/(a^2)=1` at four distinct points and `a=b^2-5b+7,` then `b` does not lie in `[4,5]` (b) `(-oo,2)uu(3,oo)` `(-oo,0)` (d) `[2,3]`

If the ellipse (x^2)/4+y^2=1 meets the ellipse x^2+(y^2)/(a^2)=1 at four distinct points and a=b^2-5b+7, then b does lies in

If the ellipse (x^2)/4+y^2=1 meets the ellipse x^2+(y^2)/(a^2)=1 at four distinct points and a=b^2-5b+7, then b does not lie in (a) [4,5] (b) (-oo,2)uu(3,oo) (c) (-oo,0) (d) [2,3]

If the ellipse (x^2)/4+y^2=1 meets the ellipse x^2+(y^2)/(a^2)=1 at four distinct points and a=b^2-5b+7, then b does not lie in (a) [4,5] (b) (-oo,2)uu(3,oo) (c) (-oo,0) (d) [2,3]

If the ellipse (x^2)/4+y^2=1 meets the ellipse x^2+(y^2)/(a^2)=1 at four distinct points and a=b^2-5b+7, then b does not lie in (a) [4,5] " " (b) (-oo,2)uu(3,oo) " " (c) (-oo,0) " " (d) [2,3]

If the ellipse (x^(2))/( 4) + y^(2) =1 meets the ellipse x^(2) +(y^(2))/( a^(2)) =1 in four distinct points and a= b ^(2) - 5b+ 7, then b does not lie in

If the ellipse (x^(2))/(9)+y^(2)=1 meets the ellipse x^(2)+(y^(2))/(a^(2))=1 in four distinct points and a=r^(2)-11r+29 then r does not lie in (A) (-oo,-4)uu(7,oo)(B)[10,13](C)(-oo,0)(D)[4,7]

If the ellipse (x^(2))/(4)+(y^(2))/(1)=1 meets the ellipse (x^(2))/(1)+(y^(2))/(a^(2))=1 in four distinct points and a=b^(2)-10b+25, then the number of integral values of b is 32.43.64.15. infinite

If the root of the equation (a-1)(x^2-x+1)^2=(a+1)(x^4+x^2+1) are real and distinct, then the value of a in a) (-oo,3] b) (-oo,-2)uu(2,oo) c) [-2,2] d) [-3,oo)