Ответ:
5X^2 = -24,5+7X^2
5X^2= -49/2 +7X^2
10X^2= -49 +14X^2
10X^2 -14X^2= -49
-4X^2=-49
X^2= 49\4
X= +- 7\2
X1= -7\2
X2= 7\2
X1= -3,5
X2=3.5
Объяснение:
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Ответ:
5X^2 = -24,5+7X^2
5X^2= -49/2 +7X^2
10X^2= -49 +14X^2
10X^2 -14X^2= -49
-4X^2=-49
X^2= 49\4
X= +- 7\2
X1= -7\2
X2= 7\2
X1= -3,5
X2=3.5
Объяснение: