Mathematics
Senior High
一次不等式です
途中式がよくわかりません。教えてください
(5) x+
3
x+1/√(x − 1 | (x+1)} >2x-1/1
1-2
x+
(5)不等式から
5
よって
両辺に12を掛けて
整理して
両辺を-9で割って
13(x-1)>2x
1/4-x--1/12 > 2x-1/1/1
15x-1>24x-6
-9x>-5
x<59
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