Roboguru

begin mathsize 14px style limit as x rightwards arrow 9 of space fraction numerator x minus 9 over denominator square root of x minus 3 end fraction equals.... end style 

Jawaban:

Dengan metode pemfaktoran dapat ditentukan hasil dari:

begin mathsize 14px style table attributes columnalign right center left columnspacing 0px end attributes row cell limit as x rightwards arrow 9 of space fraction numerator x minus 9 over denominator square root of x minus 3 end fraction end cell equals cell limit as x rightwards arrow 9 of space fraction numerator up diagonal strike open parentheses square root of x minus 3 close parentheses end strike open parentheses square root of x plus 3 close parentheses over denominator up diagonal strike square root of x minus 3 end strike end fraction end cell row blank equals cell limit as x rightwards arrow 9 of space open parentheses square root of x plus 3 close parentheses end cell row blank equals cell square root of 9 plus 3 end cell row blank equals cell 3 plus 3 end cell row blank equals 6 end table end style

Dengan demikian, diperoleh begin mathsize 14px style table attributes columnalign right center left columnspacing 0px end attributes row blank blank cell limit as x rightwards arrow 9 of end cell end table table attributes columnalign right center left columnspacing 0px end attributes row blank blank space end table table attributes columnalign right center left columnspacing 0px end attributes row blank blank cell fraction numerator x minus 9 over denominator square root of x minus 3 end fraction end cell end table table attributes columnalign right center left columnspacing 0px end attributes row blank equals blank end table table attributes columnalign right center left columnspacing 0px end attributes row blank blank 6 end table end style.

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