Question

factorise 2y4+y3-14y2-19y-6

Answer 1

Hope it will help you....

Answer 2

Step-by-step explanation:

${x}^{2} + \frac{1}{ {x}^{2} } - 2 - 3x + \frac{1}{x} \\ \\ = > {x}^{2} + \frac{1}{ {x}^{2} } - 2(x \times \frac{1}{2} ) - 3(x - \frac{1}{x} ) \\ \\ = > (x - \frac{1}{2} ) {}^{2} - 3(x - \frac{1}{x} ) \\ \\ = > (x - \frac{1}{x} )(x - \frac{1}{x} - 3)$