The solution of equation $${\log _7}\,{\log _5}\,\left( {\sqrt {x + 5} + \sqrt x } \right) = 0$$ is ........................
Answer
4
3
IIT-JEE 1986
Fill in the Blanks
If the quadratic equations $${x^2} + ax + b = 0$$ and $${x^2} + bx + a = 0$$ $$(a \ne b)$$ have a common root, then the numerical value of a + b is..........................
Answer
1
4
IIT-JEE 1984
Fill in the Blanks
If the product of the roots of the equation $$\,{x^2} - 3\,k\,x + 2\,{e^{2lnk}} - 1 = 0\,\,\,\,is\,7$$, then the roots are real for k = .................................
Answer
2
Questions Asked from Quadratic Equation and Inequalities
On those following papers in Fill in the Blanks
Number in Brackets after Paper Indicates No. of Questions
