Track / Stage 4 / 170 of 340 #430 of 1964

9. For the quadratic equation in $x$, $x^{2}+(m+1) x+2 m$ $=0$, if it has two integer roots, then $m=$ $\qquad$ , and the roots of the equation are $\qquad$ .

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A number or a short expression. Spacing, $ signs and \frac vs / are all fine.

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Official solution

$\begin{array}{l}\text { 9. 0 and } 6 \text {, } \\ 0,-1,-3,-4 \text {. }\end{array}$

Source: NuminaMath-1.5, licensed Apache-2.0. Statement and solution reproduced as published; topic, difficulty and ordering added by this site.