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总述:本次共解1题。其中
☆不等式1题
〖 1/1不等式〗
作业:求不等式 20000/(x+34.5) <100 的解集.
题型:不等式
解:
该不等式可以化为1个不等式:
20000 / ( x + 34.5 ) <100 (1)
由除数的定义域得
x + 34.5 ≠ 0 (2 )
由不等式(1)得:
x < -34.5 或 x > 331/2
由不等式(2)得:
x < -69/2 或 x > -69/2
由不等式(1)和(2)得
x < -34.5 或 x > 331/2 (3)
最终答案为:
x < -34.5 或 x > 331/2
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Stack trace:
#0 /www/wwwroot/MyWeb/baidu/baidu_20250905/work/jfc_ck/bds/index.php(44): mysqli->query()
#1 /www/wwwroot/MyWeb/baidu/baidu_20250905/res/work.php(48): require('...')
#2 /www/wwwroot/MyWeb/baidu/baidu_20250905/front.php(113): require('...')
#3 {main}
thrown in /www/wwwroot/MyWeb/baidu/baidu_20250905/work/jfc_ck/bds/index.php on line 44