If \(kx^{2}+5x-\frac{5}{4}=0\) has equal roots, then \(b^2-4ac=0\). \(a=k\), \(b=5\) and \(c= - \frac{5}{4}\). \(b^2-4ac=0\) \(5^2 -4\times k \times - \frac{5}{4}=0 ...

Putin derides European leaders as he insists Russia's war goals in Ukraine will be met by force or diplomacy Taylor Swift's Christmas card is here—and this is what it looks like Jack Smith tells ...

Noncommutative algebra has emerged as a fundamental area in modern mathematics, focusing on structures where the usual commutative property of multiplication is relaxed. In this framework, Weyl ...