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 Apr15 accepted Why non-real means only the square root of negative? Apr14 accepted Find remainder when $2^{30}\cdot 3^{20}$ is divided by $7$ without using calculator Dec25 accepted Calculate $\sin{55}-\sin{19}+\sin{53}-\sin{17}$ without calculator Aug17 accepted Figuring the function $f(x)$ from given information Aug17 accepted Why $2x$? Can't it be $x$? Aug17 accepted Derive the Quadratic Equation Aug17 accepted Find $a$ and $b$ in the given cubic polynomial Aug17 accepted Find value of $k$ for which the equation has real roots Aug15 accepted Ancient calculus or thorough observation Jul26 accepted Domain of definition of the function Jun16 accepted Determination of $1^\infty$ indeterminate forms Jun11 accepted What's the least number of car parked? Jun6 accepted Find the $f(x)$ from the given information Jun5 accepted Find $f(2a-x)$ from given equation Jan5 accepted Real life coordinate geometry problem Jan4 accepted If both roots of the Quadratic Equation are similar then prove that Dec21 accepted To prove an Arithmetic Progression Dec18 accepted Identifying Quadratic equations from collected information Nov15 accepted Prove that $QM = PN$ [Coordinate Geometry] Nov1 accepted Trigonometry Table Problem