For the following questions answer them individually
If a+b+c=4โ3 and $$a^{2} + b^{2} +c^{2}$$ = 16, then the ratio a : b : c is
If $$x+\frac{1}{x}=2$$ then the value of $$(x^2+\frac{1}{x^2})(x^3+\frac{1}{x^3})$$ is
If a, b, c be all positive integers, then the least positive value of $$a^{3} + b^{3} + c^{3} - 3abc$$ is
If a+b=1,c+d=1 and a-b= $$\frac{d}{c}$$ then the value of $$c^{2}-d^{2}$$ is
When f(x) = $$12x^{3} - 13x^{2} - 5x + 7$$ is divided by (3x + 2), then the remainder is
If $$x=3t, y=\frac{1}{2} (t+1)$$ then the value of t for which $$x=2y$$ is
If $$x^{2}+\frac{1}{5}x+a^{2}$$ is a perfect square then a is
In a cyclic quadrilateral ABCD mโ A + mโ B + mโ C + mโ D =?
In a right angled triangle, the circumcentre of the triangle lies
If two angles of a triangle are 21ยฐ and 38ยฐ, then the triangle is