0 votes 0 votes True/False Question : The equation $x^{3}+3x-4=0$ has exactly one real root. TIFR tifrmaths2013 true-false + – soujanyareddy13 asked Aug 30, 2020 • edited Oct 1, 2020 by soujanyareddy13 soujanyareddy13 312 views answer comment Share Follow See all 0 reply Please log in or register to add a comment.
3 votes 3 votes It can be factorised to $\left ( x-1 \right )\left ( x^{2} +x+4\right )$. So its root are 1, $(-1\pm \sqrt{15}i)/2$ ayush.5 answered Oct 12, 2020 ayush.5 comment Share Follow See all 0 reply Please log in or register to add a comment.