题目内容
解关于x的不等式:
(x-
)2-(x-
)(x+
)≤
.
(x-
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| 4 |
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| 4 |
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| 4 |
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| 4 |
原式变形得:(x-
)(x-
-x-
)≤
,
-
(x-
)≤
,
则x-
≥-
,
移项得:x≥-
+
,
则x≥-
.
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-
| 1 |
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则x-
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| 4 |
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移项得:x≥-
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| 2 |
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| 4 |
则x≥-
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| 4 |
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