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ICSE Class 10 Answered

begin mathsize 12px style If space straight A space equals space open curly brackets straight x space colon space 11 straight x minus 5 space greater than space 7 straight x plus 3 comma space straight x element of straight R close curly brackets space and straight B equals space open curly brackets straight x colon space 18 straight x minus 9 space greater or equal than space 15 plus 12 straight x comma space straight x element of straight R close curly brackets comma space find space the space range space of space set space straight A space intersection straight B space and space represent space it space on space the space number space line. end style
Asked by Topperlearning User | 08 Sep, 2017, 08:59: AM
answered-by-expert Expert Answer

begin mathsize 12px style straight A space equals space open curly brackets straight x space colon space 11 straight x minus 5 thin space greater than space 7 straight x plus 3 comma space straight x element of straight R close curly brackets 11 straight x minus 5 thin space greater than space 7 straight x plus 3 11 straight x minus 7 straight x space greater than space 3 plus 5 4 straight x space greater than space 8 straight x space greater than space 2 straight A space equals space open curly brackets straight x space colon space straight x greater than space 2 comma space straight x element of straight R close curly brackets straight B equals open curly brackets straight x colon space 18 straight x minus 9 space greater or equal than space 15 plus 12 straight x comma space straight x element of straight R close curly brackets 18 straight x minus 9 space greater or equal than space 15 plus 12 straight x 18 straight x minus 12 straight x space greater or equal than space 15 plus 9 6 straight x space greater or equal than space 24 straight x space greater or equal than 4 straight B equals open curly brackets straight x colon space straight x space greater or equal than space 4 comma space straight x element of straight R close curly brackets end style


Answered by | 08 Sep, 2017, 10:59: AM

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ICSE 10 - Maths
4x-19 <3x/5 -2 <_  -2/5 +x ,solve   
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