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Himpunan penyelesaian dari adalah ....

Pertanyaan

Himpunan penyelesaian dari begin mathsize 14px style vertical line x plus 1 vertical line greater than x plus 3 space dan space vertical line x plus 2 vertical line less than 3 space end styleadalah ....

 

Pembahasan Soal:

begin mathsize 14px style table attributes columnalign right center left columnspacing 0px end attributes row cell vertical line x plus 1 vertical line end cell greater than cell x plus 3 end cell row cell vertical line x plus 1 vertical line squared end cell greater than cell open parentheses x plus 3 close parentheses squared end cell row cell x squared plus 2 x plus 1 end cell greater than cell x squared plus 6 x plus 9 end cell row cell x squared plus 2 x plus 1 minus left parenthesis x squared plus 6 x plus 9 right parenthesis end cell greater than 0 row cell negative 4 x minus 8 end cell greater than 0 row cell negative 4 x end cell greater than 8 row x less than cell negative 2 end cell row blank blank blank row cell vertical line x plus 2 vertical line squared end cell less than cell 3 squared end cell row cell x squared plus 4 x plus 4 end cell less than 9 row cell x squared plus 4 x minus 5 end cell less than 0 row cell left parenthesis x plus 5 right parenthesis left parenthesis x minus 1 right parenthesis end cell less than 0 row cell x subscript 1 end cell equals cell negative 5 end cell row cell x subscript 2 end cell equals 1 end table end style

begin mathsize 14px style H P equals left curly bracket x vertical line minus 5 less than x less than negative 2 comma space x element of R right curly bracket end style 

Pembahasan terverifikasi oleh Roboguru

Terakhir diupdate 10 Juni 2021

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