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Penyelesaian dari pertidaksamaan adalah ....

Penyelesaian dari pertidaksamaan begin mathsize 12px style 2 x squared minus 9 x plus 7 less than 0 end style adalah ....

  1. left curly bracket x vertical line minus 7 over 2 less than x less than negative 1 right curly bracket

  2. left curly bracket x vertical line minus 1 less than x less than 7 over 2 right curly bracket

  3. left curly bracket x vertical line 1 half less than x less than 7 right curly bracket

  4. left curly bracket x vertical line 1 less than x less than 7 over 2 right curly bracket

  5. left curly bracket x vertical line 2 less than x less than 7 right curly bracket

Jawaban:

size 14px 2 size 14px x to the power of size 14px 2 size 14px minus size 14px 9 size 14px x size 14px plus size 14px 7 size 14px less than size 14px 0  size 14px left parenthesis size 14px 2 size 14px x size 14px minus size 14px 7 size 14px right parenthesis size 14px left parenthesis size 14px x size 14px minus size 14px 1 size 14px right parenthesis size 14px less than size 14px 0  size 14px 2 size 14px x size 14px minus size 14px 7 size 14px equals size 14px 0 size 14px left right double arrow size 14px x size 14px equals size 14px 7 over size 14px 2  size 14px x size 14px minus size 14px 1 size 14px equals size 14px 0 size 14px left right double arrow size 14px x size 14px equals size 14px 1

Jadi, himpunan penyelesaian pertidaksamaan tersebut adalah left curly bracket x vertical line 1 less than x less than 7 over 2 right curly bracket

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