The equation $\sqrt{x+4}-\sqrt{x-3}+1=0\backslash sqrt\{x+4\}-\backslash sqrt\{x-3\}+1=0$ has

The sum of the reciprocals of the roots of the equation $x^2+px+q=0x^2+px+q=0$ is

The equation $x-\frac{7}{x-3}=3-\frac{7}{x-3}x-\backslash frac\{7\}\{x-3\}=3-\backslash frac\{7\}\{x-3\}$ has

If $\frac{b}{x-a}=\frac{x+a}{b}\backslash frac\{b\}\{x-a\}=\backslash frac\{x+a\}\{b\}$ then the value of x in terms of a and b is

The standard form of a quadratic equation is

Which of the following is a quadratic equation?

A cottage industry produces a certain number of toys in a day. The cost of production of each toy was found to be 55 rupees. On a particular day, the total cost of production was Rs 750. Represent this situation in the form of an equation.

The sum of the squares of two consecutive natural numbers is 25. Represent this situation in the form of a quadratic equation.

If one root of the two quadratic equations $x^2+ax+b=0x^2+ax+b=0$ and $x^2+bx+a=0x^2+bx+a=0$ is common, then

If $x=\sqrt{1+\sqrt{1+\sqrt{1+\mathrm{.}\mathrm{.}\mathrm{.}\mathrm{.}\mathrm{.}\mathrm{.}}}}x=\backslash sqrt\{1+\backslash sqrt\{1+\backslash sqrt\{1\backslash ,+......\}\}\}$, then