Укажите решение неравенства (х+3)(х-7)≤0.{"color":"#202335","fontFamily":"stix","language":"ru"}
1) {"color":"#202335","fontFamily":"stix","language":"ru"}
2) {"color":"#202335","fontFamily":"stix","language":"ru"}
3) {"color":"#202335","fontFamily":"stix","language":"ru"}
4) {"color":"#202335","fontFamily":"stix","language":"ru"}
