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Nilai dari [ 1 + x ( 1 − x 2 ) ( 1 + x 2 ) ​ ] ÷ ( x 1 + x 2 ​ ) × x ( 1 − x ) 1 ​ adalah....

Nilai dari

adalah....

  1. 1 over x

  2. 1 plus x

  3. 1 minus x squared

  4. 1

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N. Mustikowati

Master Teacher

Mahasiswa/Alumni Universitas Negeri Jakarta

Jawaban terverifikasi

Pembahasan

Maka nilainya adalah:

Maka nilainya adalah:

begin mathsize 12px style open square brackets fraction numerator left parenthesis 1 space minus space x squared right parenthesis left parenthesis 1 space plus space x squared right parenthesis over denominator 1 space plus space x end fraction close square brackets space divided by space open parentheses fraction numerator 1 space plus space x squared over denominator x end fraction close parentheses space cross times space fraction numerator 1 over denominator x left parenthesis 1 space minus space x right parenthesis end fraction space equals space fraction numerator left parenthesis 1 space minus space x right parenthesis left parenthesis 1 space plus space x right parenthesis left parenthesis 1 space plus space x squared right parenthesis over denominator 1 space plus space x end fraction space cross times space fraction numerator x over denominator 1 space plus space x squared end fraction space cross times space fraction numerator 1 over denominator x left parenthesis 1 space minus space x right parenthesis end fraction equals space fraction numerator up diagonal strike left parenthesis 1 space minus space x right parenthesis end strike space up diagonal strike left parenthesis 1 space plus space x right parenthesis end strike up diagonal strike left parenthesis 1 space plus space x squared right parenthesis end strike x over denominator up diagonal strike left parenthesis 1 space plus space x right parenthesis end strike up diagonal strike left parenthesis 1 space plus x squared right parenthesis end strike x up diagonal strike left parenthesis 1 space minus space x right parenthesis end strike end fraction space equals space x over x  equals space 1 end style

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