## akua_nyarko Group Title prove or disprove the statement, every polynomial of odd degree n has at least one real root. 3 years ago 3 years ago

1. satellite73 Group Title

true enough.

2. satellite73 Group Title

if leading coefficient is positive than as $x-> \infty$ so does the polynomial, and as \[x->-\infty\\ it does as well. since polynomials are continuous (no jumps or breaks) it has to cross the x-axis somewhere.

3. akua_nyarko Group Title

tanks

4. satellite73 Group Title

welcome