Question

straight real numbers حل المعادلة في
x squared plus 5 x plus 6 equals 0
S equals open curly brackets 2 comma 3 close curly brackets
S equals open curly brackets negative 3 comma negative 2 close curly brackets
S equals open curly brackets 5 comma 6 close curly brackets
S equals open curly brackets negative 6 comma negative 5 close curly brackets

Answer 1

الإجابة الصحيحة هي:
S = {-3, -2}