0 votes 0 votes If the roots, $x_{1}$ and $x_{2}$ of the quadratic equation $x^{2}-2x+c=0$ also satisfy the equation $7x_{2}-4x_{1}=47$, then which of the following is true? $c=-15$ $x_{1}=-5, x_{2}=3$ $x_{1}=4.5, x_{2}=-2.5$ None of these Quantitative Aptitude cat1997 quantitative-aptitude + – makhdoom ghaya asked May 30, 2017 makhdoom ghaya 8.1k points 532 views answer comment Share See all 0 reply Please log in or register to add a comment.
0 votes 0 votes c = -15 (Option A) would be true. Value of x2 will be 5 and value of x1 will be -3 mudit23june answered Jun 28, 2017 mudit23june 346 points comment Share See all 0 reply Please log in or register to add a comment.